86301418921 has 2 divisors, whose sum is σ = 86301418922. Its totient is φ = 86301418920.

The previous prime is 86301418891. The next prime is 86301418943. The reversal of 86301418921 is 12981410368.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 72084195225 + 14217223696 = 268485^2 + 119236^2 .

It is a cyclic number.

It is not a de Polignac number, because 86301418921 - 2¹⁹ = 86300894633 is a prime.

It is not a weakly prime, because it can be changed into another prime (86301418981) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43150709460 + 43150709461.

It is an arithmetic number, because the mean of its divisors is an integer number (43150709461).

Almost surely, 2^86301418921 is an apocalyptic number.

It is an amenable number.

86301418921 is a deficient number, since it is larger than the sum of its proper divisors (1).

86301418921 is an equidigital number, since it uses as much as digits as its factorization.

86301418921 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 82944, while the sum is 43.

The spelling of 86301418921 in words is "eighty-six billion, three hundred one million, four hundred eighteen thousand, nine hundred twenty-one".