64331711 has 2 divisors, whose sum is σ = 64331712. Its totient is φ = 64331710.

The previous prime is 64331693. The next prime is 64331731. The reversal of 64331711 is 11713346.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 64331711 - 2¹⁰ = 64330687 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (64331731) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32165855 + 32165856.

It is an arithmetic number, because the mean of its divisors is an integer number (32165856).

Almost surely, 2^64331711 is an apocalyptic number.

64331711 is a deficient number, since it is larger than the sum of its proper divisors (1).

64331711 is an equidigital number, since it uses as much as digits as its factorization.

64331711 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1512, while the sum is 26.

The square root of 64331711 is about 8020.7051435644. The cubic root of 64331711 is about 400.6898740837.

The spelling of 64331711 in words is "sixty-four million, three hundred thirty-one thousand, seven hundred eleven".