84915713 has 2 divisors, whose sum is σ = 84915714. Its totient is φ = 84915712.

The previous prime is 84915709. The next prime is 84915737. The reversal of 84915713 is 31751948.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 66699889 + 18215824 = 8167^2 + 4268^2 .

It is a cyclic number.

It is not a de Polignac number, because 84915713 - 2² = 84915709 is a prime.

It is not a weakly prime, because it can be changed into another prime (84915613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42457856 + 42457857.

It is an arithmetic number, because the mean of its divisors is an integer number (42457857).

Almost surely, 2^84915713 is an apocalyptic number.

It is an amenable number.

84915713 is a deficient number, since it is larger than the sum of its proper divisors (1).

84915713 is an equidigital number, since it uses as much as digits as its factorization.

84915713 is an evil number, because the sum of its binary digits is even.

The product of its digits is 30240, while the sum is 38.

The square root of 84915713 is about 9214.9722191659. The cubic root of 84915713 is about 439.5375875508.

The spelling of 84915713 in words is "eighty-four million, nine hundred fifteen thousand, seven hundred thirteen".