132909621 has 16 divisors (see below), whose sum is σ = 202071744. Its totient is φ = 76978944.

The previous prime is 132909611. The next prime is 132909631. The reversal of 132909621 is 126909231.

It is an interprime number because it is at equal distance from previous prime (132909611) and next prime (132909631).

It is not a de Polignac number, because 132909621 - 2⁵ = 132909589 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132909611) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 99571 + ... + 100896.

It is an arithmetic number, because the mean of its divisors is an integer number (12629484).

Almost surely, 2^132909621 is an apocalyptic number.

It is an amenable number.

132909621 is a deficient number, since it is larger than the sum of its proper divisors (69162123).

132909621 is a wasteful number, since it uses less digits than its factorization.

132909621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200500.

The product of its (nonzero) digits is 5832, while the sum is 33.

The square root of 132909621 is about 11528.6435021645. The cubic root of 132909621 is about 510.3312227472.

The spelling of 132909621 in words is "one hundred thirty-two million, nine hundred nine thousand, six hundred twenty-one".