64057117 has 2 divisors, whose sum is σ = 64057118. Its totient is φ = 64057116.

The previous prime is 64057109. The next prime is 64057157. The reversal of 64057117 is 71175046.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 50851161 + 13205956 = 7131^2 + 3634^2 .

It is a cyclic number.

It is not a de Polignac number, because 64057117 - 2³ = 64057109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (64057157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32028558 + 32028559.

It is an arithmetic number, because the mean of its divisors is an integer number (32028559).

Almost surely, 2^64057117 is an apocalyptic number.

It is an amenable number.

64057117 is a deficient number, since it is larger than the sum of its proper divisors (1).

64057117 is an equidigital number, since it uses as much as digits as its factorization.

64057117 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5880, while the sum is 31.

The square root of 64057117 is about 8003.5690163826. The cubic root of 64057117 is about 400.1189583688.

The spelling of 64057117 in words is "sixty-four million, fifty-seven thousand, one hundred seventeen".