156111552 has 42 divisors (see below), whose sum is σ = 447467228. Its totient is φ = 52036992.

The previous prime is 156111551. The next prime is 156111563. The reversal of 156111552 is 255111651.

156111552 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (156111551) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 134938 + ... + 136089.

Almost surely, 2^156111552 is an apocalyptic number.

156111552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

156111552 is an abundant number, since it is smaller than the sum of its proper divisors (291355676).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

156111552 is a wasteful number, since it uses less digits than its factorization.

156111552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 271045 (or 271032 counting only the distinct ones).

The product of its digits is 1500, while the sum is 27.

The square root of 156111552 is about 12494.4608527139. The cubic root of 156111552 is about 538.4495443398.

Subtracting 156111552 from its reverse (255111651), we obtain a palindrome (99000099).

The spelling of 156111552 in words is "one hundred fifty-six million, one hundred eleven thousand, five hundred fifty-two".