86366123 has 4 divisors (see below), whose sum is σ = 86413320. Its totient is φ = 86318928.

The previous prime is 86366113. The next prime is 86366129. The reversal of 86366123 is 32166368.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-86366123 is a prime.

It is a super-2 number, since 2×86366123² = 14918214404102258, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (86366129) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20738 + ... + 24551.

It is an arithmetic number, because the mean of its divisors is an integer number (21603330).

Almost surely, 2^86366123 is an apocalyptic number.

86366123 is a deficient number, since it is larger than the sum of its proper divisors (47197).

86366123 is a wasteful number, since it uses less digits than its factorization.

86366123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47196.

The product of its digits is 31104, while the sum is 35.

The square root of 86366123 is about 9293.3375597790. The cubic root of 86366123 is about 442.0259926839.

The spelling of 86366123 in words is "eighty-six million, three hundred sixty-six thousand, one hundred twenty-three".