64313929 has 2 divisors, whose sum is σ = 64313930. Its totient is φ = 64313928.

The previous prime is 64313897. The next prime is 64313959. The reversal of 64313929 is 92931346.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 34633225 + 29680704 = 5885^2 + 5448^2 .

It is a cyclic number.

It is not a de Polignac number, because 64313929 - 2⁵ = 64313897 is a prime.

It is not a weakly prime, because it can be changed into another prime (64313959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32156964 + 32156965.

It is an arithmetic number, because the mean of its divisors is an integer number (32156965).

Almost surely, 2^64313929 is an apocalyptic number.

It is an amenable number.

64313929 is a deficient number, since it is larger than the sum of its proper divisors (1).

64313929 is an equidigital number, since it uses as much as digits as its factorization.

64313929 is an evil number, because the sum of its binary digits is even.

The product of its digits is 34992, while the sum is 37.

The square root of 64313929 is about 8019.5965609250. The cubic root of 64313929 is about 400.6529523033.

The spelling of 64313929 in words is "sixty-four million, three hundred thirteen thousand, nine hundred twenty-nine".