104319517 has 2 divisors, whose sum is σ = 104319518. Its totient is φ = 104319516.

The previous prime is 104319491. The next prime is 104319541. The reversal of 104319517 is 715913401.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 88906041 + 15413476 = 9429^2 + 3926^2 .

It is a cyclic number.

It is not a de Polignac number, because 104319517 - 2²³ = 95930909 is a prime.

It is a super-2 number, since 2×104319517² = 21765123254226578, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (104319587) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52159758 + 52159759.

It is an arithmetic number, because the mean of its divisors is an integer number (52159759).

Almost surely, 2^104319517 is an apocalyptic number.

It is an amenable number.

104319517 is a deficient number, since it is larger than the sum of its proper divisors (1).

104319517 is an equidigital number, since it uses as much as digits as its factorization.

104319517 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3780, while the sum is 31.

The square root of 104319517 is about 10213.6926231408. The cubic root of 104319517 is about 470.7480422388.

The spelling of 104319517 in words is "one hundred four million, three hundred nineteen thousand, five hundred seventeen".