132155172 has 48 divisors (see below), whose sum is σ = 343284480. Its totient is φ = 43966944.

The previous prime is 132155141. The next prime is 132155183. The reversal of 132155172 is 271551231.

132155172 is a `hidden beast` number, since 132 + 15 + 517 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 82693 + ... + 84275.

It is an arithmetic number, because the mean of its divisors is an integer number (7151760).

Almost surely, 2^132155172 is an apocalyptic number.

132155172 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

132155172 is an abundant number, since it is smaller than the sum of its proper divisors (211129308).

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

132155172 is a wasteful number, since it uses less digits than its factorization.

132155172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2369 (or 2361 counting only the distinct ones).

The product of its digits is 2100, while the sum is 27.

The square root of 132155172 is about 11495.8763041362. The cubic root of 132155172 is about 509.3637741112.

The spelling of 132155172 in words is "one hundred thirty-two million, one hundred fifty-five thousand, one hundred seventy-two".