32136931 has 2 divisors, whose sum is σ = 32136932. Its totient is φ = 32136930.

The previous prime is 32136889. The next prime is 32136947. The reversal of 32136931 is 13963123.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 32136931 - 2²³ = 23748323 is a prime.

It is a super-2 number, since 2×32136931² = 2065564668197522, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 32136931.

It is not a weakly prime, because it can be changed into another prime (32136971) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16068465 + 16068466.

It is an arithmetic number, because the mean of its divisors is an integer number (16068466).

Almost surely, 2^32136931 is an apocalyptic number.

32136931 is a deficient number, since it is larger than the sum of its proper divisors (1).

32136931 is an equidigital number, since it uses as much as digits as its factorization.

32136931 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2916, while the sum is 28.

The square root of 32136931 is about 5668.9444343722. The cubic root of 32136931 is about 317.9324085343.

The spelling of 32136931 in words is "thirty-two million, one hundred thirty-six thousand, nine hundred thirty-one".