32106691 has 2 divisors, whose sum is σ = 32106692. Its totient is φ = 32106690.

The previous prime is 32106671. The next prime is 32106703. The reversal of 32106691 is 19660123.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 32106691 - 2⁷ = 32106563 is a prime.

It is not a weakly prime, because it can be changed into another prime (32106611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16053345 + 16053346.

It is an arithmetic number, because the mean of its divisors is an integer number (16053346).

Almost surely, 2^32106691 is an apocalyptic number.

32106691 is a deficient number, since it is larger than the sum of its proper divisors (1).

32106691 is an equidigital number, since it uses as much as digits as its factorization.

32106691 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944, while the sum is 28.

The square root of 32106691 is about 5666.2766434406. The cubic root of 32106691 is about 317.8326552504.

The spelling of 32106691 in words is "thirty-two million, one hundred six thousand, six hundred ninety-one".