156980132 has 12 divisors (see below), whose sum is σ = 284188380. Its totient is φ = 75783456.

The previous prime is 156980123. The next prime is 156980171. The reversal of 156980132 is 231089651.

156980132 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 25969216 + 131010916 = 5096^2 + 11446^2 .

It is a junction number, because it is equal to n+sod(n) for n = 156980092 and 156980101.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 676523 + ... + 676754.

It is an arithmetic number, because the mean of its divisors is an integer number (23682365).

Almost surely, 2^156980132 is an apocalyptic number.

It is an amenable number.

156980132 is a deficient number, since it is larger than the sum of its proper divisors (127208248).

156980132 is a wasteful number, since it uses less digits than its factorization.

156980132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1353310 (or 1353308 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 35.

The square root of 156980132 is about 12529.1712415467. The cubic root of 156980132 is about 539.4463140482.

The spelling of 156980132 in words is "one hundred fifty-six million, nine hundred eighty thousand, one hundred thirty-two".