64590907 has 2 divisors, whose sum is σ = 64590908. Its totient is φ = 64590906.

The previous prime is 64590857. The next prime is 64590931. The reversal of 64590907 is 70909546.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 64590907 - 2¹¹ = 64588859 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 64590907.

It is not a weakly prime, because it can be changed into another prime (64590947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32295453 + 32295454.

It is an arithmetic number, because the mean of its divisors is an integer number (32295454).

Almost surely, 2^64590907 is an apocalyptic number.

64590907 is a deficient number, since it is larger than the sum of its proper divisors (1).

64590907 is an equidigital number, since it uses as much as digits as its factorization.

64590907 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 68040, while the sum is 40.

The square root of 64590907 is about 8036.8468319360. The cubic root of 64590907 is about 401.2272868165.

The spelling of 64590907 in words is "sixty-four million, five hundred ninety thousand, nine hundred seven".