86040863 has 2 divisors, whose sum is σ = 86040864. Its totient is φ = 86040862.

The previous prime is 86040847. The next prime is 86040869. The reversal of 86040863 is 36804068.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 86040863 - 2⁴ = 86040847 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86040869) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43020431 + 43020432.

It is an arithmetic number, because the mean of its divisors is an integer number (43020432).

Almost surely, 2^86040863 is an apocalyptic number.

86040863 is a deficient number, since it is larger than the sum of its proper divisors (1).

86040863 is an equidigital number, since it uses as much as digits as its factorization.

86040863 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27648, while the sum is 35.

The square root of 86040863 is about 9275.8214191521. The cubic root of 86040863 is about 441.4703958274.

The spelling of 86040863 in words is "eighty-six million, forty thousand, eight hundred sixty-three".