104113613 has 2 divisors, whose sum is σ = 104113614. Its totient is φ = 104113612.

The previous prime is 104113589. The next prime is 104113643. The reversal of 104113613 is 316311401.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 73222249 + 30891364 = 8557^2 + 5558^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-104113613 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (104113643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52056806 + 52056807.

It is an arithmetic number, because the mean of its divisors is an integer number (52056807).

Almost surely, 2^104113613 is an apocalyptic number.

It is an amenable number.

104113613 is a deficient number, since it is larger than the sum of its proper divisors (1).

104113613 is an equidigital number, since it uses as much as digits as its factorization.

104113613 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 20.

The square root of 104113613 is about 10203.6078423271. The cubic root of 104113613 is about 470.4381202163.

The spelling of 104113613 in words is "one hundred four million, one hundred thirteen thousand, six hundred thirteen".