86167513 has 2 divisors, whose sum is σ = 86167514. Its totient is φ = 86167512.

The previous prime is 86167493. The next prime is 86167579. The reversal of 86167513 is 31576168.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 81956809 + 4210704 = 9053^2 + 2052^2 .

It is a cyclic number.

It is not a de Polignac number, because 86167513 - 2¹³ = 86159321 is a prime.

It is not a weakly prime, because it can be changed into another prime (86167583) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43083756 + 43083757.

It is an arithmetic number, because the mean of its divisors is an integer number (43083757).

Almost surely, 2^86167513 is an apocalyptic number.

It is an amenable number.

86167513 is a deficient number, since it is larger than the sum of its proper divisors (1).

86167513 is an equidigital number, since it uses as much as digits as its factorization.

86167513 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 30240, while the sum is 37.

The square root of 86167513 is about 9282.6457974007. The cubic root of 86167513 is about 441.6869007620.

It can be divided in two parts, 8616 and 7513, that added together give a square (16129 = 127²).

The spelling of 86167513 in words is "eighty-six million, one hundred sixty-seven thousand, five hundred thirteen".