104390907 has 4 divisors (see below), whose sum is σ = 139187880. Its totient is φ = 69593936.

The previous prime is 104390903. The next prime is 104390911. The reversal of 104390907 is 709093401.

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

It is an interprime number because it is at equal distance from previous prime (104390903) and next prime (104390911).

It is a cyclic number.

It is not a de Polignac number, because 104390907 - 2² = 104390903 is a prime.

It is a super-2 number, since 2×104390907² = 21794922928565298, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (104390903) 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, 17398482 + ... + 17398487.

It is an arithmetic number, because the mean of its divisors is an integer number (34796970).

Almost surely, 2^104390907 is an apocalyptic number.

104390907 is a deficient number, since it is larger than the sum of its proper divisors (34796973).

104390907 is an equidigital number, since it uses as much as digits as its factorization.

104390907 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34796972.

The product of its (nonzero) digits is 6804, while the sum is 33.

The square root of 104390907 is about 10217.1868437452. The cubic root of 104390907 is about 470.8554016301.

The spelling of 104390907 in words is "one hundred four million, three hundred ninety thousand, nine hundred seven".