64124339 has 2 divisors, whose sum is σ = 64124340. Its totient is φ = 64124338.

The previous prime is 64124317. The next prime is 64124381. The reversal of 64124339 is 93342146.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 64124339 - 2²⁴ = 47347123 is a prime.

It is a super-2 number, since 2×64124339² = 8223861704373842, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (64120339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32062169 + 32062170.

It is an arithmetic number, because the mean of its divisors is an integer number (32062170).

Almost surely, 2^64124339 is an apocalyptic number.

64124339 is a deficient number, since it is larger than the sum of its proper divisors (1).

64124339 is an equidigital number, since it uses as much as digits as its factorization.

64124339 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15552, while the sum is 32.

The square root of 64124339 is about 8007.7674167024. The cubic root of 64124339 is about 400.2588720104.

The spelling of 64124339 in words is "sixty-four million, one hundred twenty-four thousand, three hundred thirty-nine".