104193513 has 8 divisors (see below), whose sum is σ = 154360800. Its totient is φ = 69462324.

The previous prime is 104193503. The next prime is 104193533. The reversal of 104193513 is 315391401.

It is not a de Polignac number, because 104193513 - 2¹⁰ = 104192489 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 3859019 = 104193513 / (1 + 0 + 4 + 1 + 9 + 3 + 5 + 1 + 3).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (104193503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1929483 + ... + 1929536.

It is an arithmetic number, because the mean of its divisors is an integer number (19295100).

Almost surely, 2^104193513 is an apocalyptic number.

It is an amenable number.

104193513 is a deficient number, since it is larger than the sum of its proper divisors (50167287).

104193513 is an equidigital number, since it uses as much as digits as its factorization.

104193513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3859028 (or 3859022 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 27.

The square root of 104193513 is about 10207.5223732304. The cubic root of 104193513 is about 470.5584323555.

The spelling of 104193513 in words is "one hundred four million, one hundred ninety-three thousand, five hundred thirteen".