132604021 has 12 divisors (see below), whose sum is σ = 153428800. Its totient is φ = 114202440.

The previous prime is 132604013. The next prime is 132604027. The reversal of 132604021 is 120406231.

It is not a de Polignac number, because 132604021 - 2³ = 132604013 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a self number, because there is not a number n which added to its sum of digits gives 132604021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132604027) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26541 + ... + 31138.

Almost surely, 2^132604021 is an apocalyptic number.

132604021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

132604021 is a deficient number, since it is larger than the sum of its proper divisors (20824779).

132604021 is a wasteful number, since it uses less digits than its factorization.

132604021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57720 (or 57709 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 132604021 is about 11515.3819302705. The cubic root of 132604021 is about 509.9397865602.

The spelling of 132604021 in words is "one hundred thirty-two million, six hundred four thousand, twenty-one".