156553132 has 6 divisors (see below), whose sum is σ = 273967988. Its totient is φ = 78276564.

The previous prime is 156553121. The next prime is 156553169. The reversal of 156553132 is 231355651.

It is a junction number, because it is equal to n+sod(n) for n = 156553094 and 156553103.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19569138 + ... + 19569145.

Almost surely, 2^156553132 is an apocalyptic number.

It is an amenable number.

156553132 is a deficient number, since it is larger than the sum of its proper divisors (117414856).

156553132 is a wasteful number, since it uses less digits than its factorization.

156553132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39138287 (or 39138285 counting only the distinct ones).

The product of its digits is 13500, while the sum is 31.

The square root of 156553132 is about 12512.1194048011. The cubic root of 156553132 is about 538.9567558240.

The spelling of 156553132 in words is "one hundred fifty-six million, five hundred fifty-three thousand, one hundred thirty-two".