104515399 has 2 divisors, whose sum is σ = 104515400. Its totient is φ = 104515398.

The previous prime is 104515349. The next prime is 104515441. The reversal of 104515399 is 993515401.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-104515399 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (104515339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52257699 + 52257700.

It is an arithmetic number, because the mean of its divisors is an integer number (52257700).

Almost surely, 2^104515399 is an apocalyptic number.

104515399 is a deficient number, since it is larger than the sum of its proper divisors (1).

104515399 is an equidigital number, since it uses as much as digits as its factorization.

104515399 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24300, while the sum is 37.

The square root of 104515399 is about 10223.2773120952. The cubic root of 104515399 is about 471.0425010819.

The spelling of 104515399 in words is "one hundred four million, five hundred fifteen thousand, three hundred ninety-nine".