86377513 has 2 divisors, whose sum is σ = 86377514. Its totient is φ = 86377512.

The previous prime is 86377507. The next prime is 86377517. The reversal of 86377513 is 31577368.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 79423744 + 6953769 = 8912^2 + 2637^2 .

It is a cyclic number.

It is not a de Polignac number, because 86377513 - 2¹⁷ = 86246441 is a prime.

It is a super-2 number, since 2×86377513² = 14922149504130338, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (86377517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43188756 + 43188757.

It is an arithmetic number, because the mean of its divisors is an integer number (43188757).

Almost surely, 2^86377513 is an apocalyptic number.

It is an amenable number.

86377513 is a deficient number, since it is larger than the sum of its proper divisors (1).

86377513 is an equidigital number, since it uses as much as digits as its factorization.

86377513 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 105840, while the sum is 40.

The square root of 86377513 is about 9293.9503441755. The cubic root of 86377513 is about 442.0454233533.

The spelling of 86377513 in words is "eighty-six million, three hundred seventy-seven thousand, five hundred thirteen".