86507963 has 2 divisors, whose sum is σ = 86507964. Its totient is φ = 86507962.

The previous prime is 86507947. The next prime is 86507977. The reversal of 86507963 is 36970568.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 86507963 - 2⁴ = 86507947 is a prime.

It is not a weakly prime, because it can be changed into another prime (86507933) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43253981 + 43253982.

It is an arithmetic number, because the mean of its divisors is an integer number (43253982).

Almost surely, 2^86507963 is an apocalyptic number.

86507963 is a deficient number, since it is larger than the sum of its proper divisors (1).

86507963 is an equidigital number, since it uses as much as digits as its factorization.

86507963 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 272160, while the sum is 44.

The square root of 86507963 is about 9300.9657025494. The cubic root of 86507963 is about 442.2678416608.

The spelling of 86507963 in words is "eighty-six million, five hundred seven thousand, nine hundred sixty-three".