104664039 has 4 divisors (see below), whose sum is σ = 139552056. Its totient is φ = 69776024.

The previous prime is 104664031. The next prime is 104664041. The reversal of 104664039 is 930466401.

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

It is a cyclic number.

It is not a de Polignac number, because 104664039 - 2³ = 104664031 is a prime.

It is a super-2 number, since 2×104664039² = 21909122119587042, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104664031) 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, 17444004 + ... + 17444009.

It is an arithmetic number, because the mean of its divisors is an integer number (34888014).

Almost surely, 2^104664039 is an apocalyptic number.

104664039 is a deficient number, since it is larger than the sum of its proper divisors (34888017).

104664039 is an equidigital number, since it uses as much as digits as its factorization.

104664039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34888016.

The product of its (nonzero) digits is 15552, while the sum is 33.

The square root of 104664039 is about 10230.5444136664. The cubic root of 104664039 is about 471.2656981499.

The spelling of 104664039 in words is "one hundred four million, six hundred sixty-four thousand, thirty-nine".