Search a number
-
+
1074157153 = 1956534587
BaseRepresentation
bin100000000000110…
…0101011001100001
32202212012211121021
41000001211121201
54144441012103
6254330525441
735422120336
oct10001453141
92685184537
101074157153
11501374193
1225b896881
13141702c64
14a293298d
156447dbbd
hex40065661

1074157153 has 4 divisors (see below), whose sum is σ = 1130691760. Its totient is φ = 1017622548.

The previous prime is 1074157151. The next prime is 1074157171. The reversal of 1074157153 is 3517514701.

It is a happy number.

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: 3517514701 = 11513056051.

It is a cyclic number.

It is not a de Polignac number, because 1074157153 - 21 = 1074157151 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1074157151) 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, 28267275 + ... + 28267312.

It is an arithmetic number, because the mean of its divisors is an integer number (282672940).

Almost surely, 21074157153 is an apocalyptic number.

It is an amenable number.

1074157153 is a deficient number, since it is larger than the sum of its proper divisors (56534607).

1074157153 is an equidigital number, since it uses as much as digits as its factorization.

1074157153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56534606.

The product of its (nonzero) digits is 14700, while the sum is 34.

The square root of 1074157153 is about 32774.3368048844. The cubic root of 1074157153 is about 1024.1320125138.

The spelling of 1074157153 in words is "one billion, seventy-four million, one hundred fifty-seven thousand, one hundred fifty-three".

Divisors: 1 19 56534587 1074157153