86162917 has 2 divisors, whose sum is σ = 86162918. Its totient is φ = 86162916.

The previous prime is 86162837. The next prime is 86162933. The reversal of 86162917 is 71926168.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 83156161 + 3006756 = 9119^2 + 1734^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-86162917 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 86162917.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86169917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43081458 + 43081459.

It is an arithmetic number, because the mean of its divisors is an integer number (43081459).

Almost surely, 2^86162917 is an apocalyptic number.

It is an amenable number.

86162917 is a deficient number, since it is larger than the sum of its proper divisors (1).

86162917 is an equidigital number, since it uses as much as digits as its factorization.

86162917 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 36288, while the sum is 40.

The square root of 86162917 is about 9282.3982353700. The cubic root of 86162917 is about 441.6790477286.

The spelling of 86162917 in words is "eighty-six million, one hundred sixty-two thousand, nine hundred seventeen".