104978799 has 12 divisors (see below), whose sum is σ = 151737456. Its totient is φ = 69939072.

The previous prime is 104978773. The next prime is 104978813. The reversal of 104978799 is 997879401.

It is not a de Polignac number, because 104978799 - 2⁵ = 104978767 is a prime.

It is a super-2 number, since 2×104978799² = 22041096478964802, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104978729) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15262 + ... + 21044.

It is an arithmetic number, because the mean of its divisors is an integer number (12644788).

Almost surely, 2^104978799 is an apocalyptic number.

104978799 is a deficient number, since it is larger than the sum of its proper divisors (46758657).

104978799 is a wasteful number, since it uses less digits than its factorization.

104978799 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7806 (or 7803 counting only the distinct ones).

The product of its (nonzero) digits is 1143072, while the sum is 54.

The square root of 104978799 is about 10245.9162108618. The cubic root of 104978799 is about 471.7376435673.

The spelling of 104978799 in words is "one hundred four million, nine hundred seventy-eight thousand, seven hundred ninety-nine".