64854359 has 2 divisors, whose sum is σ = 64854360. Its totient is φ = 64854358.

The previous prime is 64854347. The next prime is 64854397. The reversal of 64854359 is 95345846.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 64854359 - 2⁴ = 64854343 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (64853359) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32427179 + 32427180.

It is an arithmetic number, because the mean of its divisors is an integer number (32427180).

Almost surely, 2^64854359 is an apocalyptic number.

64854359 is a deficient number, since it is larger than the sum of its proper divisors (1).

64854359 is an equidigital number, since it uses as much as digits as its factorization.

64854359 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 518400, while the sum is 44.

The square root of 64854359 is about 8053.2204117359. The cubic root of 64854359 is about 401.7720525648.

The spelling of 64854359 in words is "sixty-four million, eight hundred fifty-four thousand, three hundred fifty-nine".