132644775 has 12 divisors (see below), whose sum is σ = 219306152. Its totient is φ = 70743840.

The previous prime is 132644627. The next prime is 132644789. The reversal of 132644775 is 577446231.

It is not a de Polignac number, because 132644775 - 2²² = 128450471 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 884224 + ... + 884373.

Almost surely, 2^132644775 is an apocalyptic number.

132644775 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

132644775 is a deficient number, since it is larger than the sum of its proper divisors (86661377).

132644775 is a wasteful number, since it uses less digits than its factorization.

132644775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1768610 (or 1768605 counting only the distinct ones).

The product of its digits is 141120, while the sum is 39.

The square root of 132644775 is about 11517.1513405008. The cubic root of 132644775 is about 509.9920221743.

The spelling of 132644775 in words is "one hundred thirty-two million, six hundred forty-four thousand, seven hundred seventy-five".