325564507 has 2 divisors, whose sum is σ = 325564508. Its totient is φ = 325564506.

The previous prime is 325564489. The next prime is 325564523. The reversal of 325564507 is 705465523.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-325564507 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (325564207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162782253 + 162782254.

It is an arithmetic number, because the mean of its divisors is an integer number (162782254).

Almost surely, 2^325564507 is an apocalyptic number.

325564507 is a deficient number, since it is larger than the sum of its proper divisors (1).

325564507 is an equidigital number, since it uses as much as digits as its factorization.

325564507 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 126000, while the sum is 37.

The square root of 325564507 is about 18043.4061917366. The cubic root of 325564507 is about 687.9322730283.

The spelling of 325564507 in words is "three hundred twenty-five million, five hundred sixty-four thousand, five hundred seven".