64113587 has 2 divisors, whose sum is σ = 64113588. Its totient is φ = 64113586.

The previous prime is 64113551. The next prime is 64113617. The reversal of 64113587 is 78531146.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 64113587 - 2⁶ = 64113523 is a prime.

It is a super-2 number, since 2×64113587² = 8221104076013138, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (64113527) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32056793 + 32056794.

It is an arithmetic number, because the mean of its divisors is an integer number (32056794).

Almost surely, 2^64113587 is an apocalyptic number.

64113587 is a deficient number, since it is larger than the sum of its proper divisors (1).

64113587 is an equidigital number, since it uses as much as digits as its factorization.

64113587 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20160, while the sum is 35.

The square root of 64113587 is about 8007.0960403882. The cubic root of 64113587 is about 400.2364997255.

The spelling of 64113587 in words is "sixty-four million, one hundred thirteen thousand, five hundred eighty-seven".