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121152033 = 32157179479
BaseRepresentation
bin1110011100010…
…10001000100001
322102222011100100
413032022020201
5222003331113
620004413013
73000526632
oct716121041
9272864310
10121152033
1162429352
12346a7169
131c13b3c2
1412139889
15a981d73
hex738a221

121152033 has 24 divisors (see below), whose sum is σ = 177465600. Its totient is φ = 79638624.

The previous prime is 121152019. The next prime is 121152079. The reversal of 121152033 is 330251121.

It is not a de Polignac number, because 121152033 - 26 = 121151969 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 121151997 and 121152015.

It is not an unprimeable number, because it can be changed into a prime (121152133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 252688 + ... + 253166.

It is an arithmetic number, because the mean of its divisors is an integer number (7394400).

Almost surely, 2121152033 is an apocalyptic number.

It is an amenable number.

121152033 is a deficient number, since it is larger than the sum of its proper divisors (56313567).

121152033 is a wasteful number, since it uses less digits than its factorization.

121152033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 821 (or 818 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 18.

The square root of 121152033 is about 11006.9084215324. The cubic root of 121152033 is about 494.8158114846.

The spelling of 121152033 in words is "one hundred twenty-one million, one hundred fifty-two thousand, thirty-three".

Divisors: 1 3 9 157 179 471 479 537 1413 1437 1611 4311 28103 75203 84309 85741 225609 252927 257223 676827 771669 13461337 40384011 121152033