86713399 has 2 divisors, whose sum is σ = 86713400. Its totient is φ = 86713398.

The previous prime is 86713387. The next prime is 86713409. The reversal of 86713399 is 99331768.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 86713399 - 2⁷ = 86713271 is a prime.

It is a super-2 number, since 2×86713399² = 15038427132266402, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86713349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43356699 + 43356700.

It is an arithmetic number, because the mean of its divisors is an integer number (43356700).

Almost surely, 2^86713399 is an apocalyptic number.

86713399 is a deficient number, since it is larger than the sum of its proper divisors (1).

86713399 is an equidigital number, since it uses as much as digits as its factorization.

86713399 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 244944, while the sum is 46.

The square root of 86713399 is about 9312.0029531782. The cubic root of 86713399 is about 442.6176588183.

The spelling of 86713399 in words is "eighty-six million, seven hundred thirteen thousand, three hundred ninety-nine".