86411530531 has 2 divisors, whose sum is σ = 86411530532. Its totient is φ = 86411530530.

The previous prime is 86411530483. The next prime is 86411530547. The reversal of 86411530531 is 13503511468.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 86411530531 - 2²¹ = 86409433379 is a prime.

It is a super-2 number, since 2×86411530531² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (86411539531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43205765265 + 43205765266.

It is an arithmetic number, because the mean of its divisors is an integer number (43205765266).

Almost surely, 2^86411530531 is an apocalyptic number.

86411530531 is a deficient number, since it is larger than the sum of its proper divisors (1).

86411530531 is an equidigital number, since it uses as much as digits as its factorization.

86411530531 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 43200, while the sum is 37.

The spelling of 86411530531 in words is "eighty-six billion, four hundred eleven million, five hundred thirty thousand, five hundred thirty-one".