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1072069033 = 7153152719
BaseRepresentation
bin111111111001100…
…111100110101001
32202201021202020111
4333321213212221
54143422202113
6254214054321
735365302460
oct7771474651
92681252214
101072069033
11500178372
1225b04a3a1
13141151699
14a254b9d7
15641ba13d
hex3fe679a9

1072069033 has 4 divisors (see below), whose sum is σ = 1225221760. Its totient is φ = 918916308.

The previous prime is 1072069027. The next prime is 1072069039. The reversal of 1072069033 is 3309602701.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3309602701 = 8831374771.

It is an interprime number because it is at equal distance from previous prime (1072069027) and next prime (1072069039).

It is a cyclic number.

It is not a de Polignac number, because 1072069033 - 217 = 1071937961 is a prime.

It is a super-2 number, since 2×10720690332 = 2298664023035110178, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1072068986 and 1072069004.

It is not an unprimeable number, because it can be changed into a prime (1072069039) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 76576353 + ... + 76576366.

It is an arithmetic number, because the mean of its divisors is an integer number (306305440).

Almost surely, 21072069033 is an apocalyptic number.

It is an amenable number.

1072069033 is a deficient number, since it is larger than the sum of its proper divisors (153152727).

1072069033 is an equidigital number, since it uses as much as digits as its factorization.

1072069033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153152726.

The product of its (nonzero) digits is 6804, while the sum is 31.

The square root of 1072069033 is about 32742.4652859249. The cubic root of 1072069033 is about 1023.4679576755.

The spelling of 1072069033 in words is "one billion, seventy-two million, sixty-nine thousand, thirty-three".

Divisors: 1 7 153152719 1072069033