86985023 has 2 divisors, whose sum is σ = 86985024. Its totient is φ = 86985022.

The previous prime is 86984993. The next prime is 86985037. The reversal of 86985023 is 32058968.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 86985023 - 2¹⁴ = 86968639 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86985043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43492511 + 43492512.

It is an arithmetic number, because the mean of its divisors is an integer number (43492512).

Almost surely, 2^86985023 is an apocalyptic number.

86985023 is a deficient number, since it is larger than the sum of its proper divisors (1).

86985023 is an equidigital number, since it uses as much as digits as its factorization.

86985023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 103680, while the sum is 41.

The square root of 86985023 is about 9326.5761670615. The cubic root of 86985023 is about 443.0793339668.

The spelling of 86985023 in words is "eighty-six million, nine hundred eighty-five thousand, twenty-three".