104173979 has 16 divisors (see below), whose sum is σ = 134964480. Its totient is φ = 78084000.

The previous prime is 104173963. The next prime is 104173987. The reversal of 104173979 is 979371401.

It is a cyclic number.

It is not a de Polignac number, because 104173979 - 2⁴ = 104173963 is a prime.

It is not an unprimeable number, because it can be changed into a prime (104173079) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28397 + ... + 31854.

It is an arithmetic number, because the mean of its divisors is an integer number (8435280).

Almost surely, 2^104173979 is an apocalyptic number.

104173979 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

104173979 is a deficient number, since it is larger than the sum of its proper divisors (30790501).

104173979 is a wasteful number, since it uses less digits than its factorization.

104173979 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60290.

The product of its (nonzero) digits is 47628, while the sum is 41.

The square root of 104173979 is about 10206.5654850199. The cubic root of 104173979 is about 470.5290240535.

The spelling of 104173979 in words is "one hundred four million, one hundred seventy-three thousand, nine hundred seventy-nine".