16537132 has 6 divisors (see below), whose sum is σ = 28939988. Its totient is φ = 8268564.

The previous prime is 16537123. The next prime is 16537139. The reversal of 16537132 is 23173561.

It is a self number, because there is not a number n which added to its sum of digits gives 16537132.

It is not an unprimeable number, because it can be changed into a prime (16537139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2067138 + ... + 2067145.

Almost surely, 2^16537132 is an apocalyptic number.

It is an amenable number.

16537132 is a deficient number, since it is larger than the sum of its proper divisors (12402856).

16537132 is a wasteful number, since it uses less digits than its factorization.

16537132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4134287 (or 4134285 counting only the distinct ones).

The product of its digits is 3780, while the sum is 28.

The square root of 16537132 is about 4066.5872669844. The cubic root of 16537132 is about 254.7729980332.

The spelling of 16537132 in words is "sixteen million, five hundred thirty-seven thousand, one hundred thirty-two".