104257319 has 2 divisors, whose sum is σ = 104257320. Its totient is φ = 104257318.

The previous prime is 104257289. The next prime is 104257331. The reversal of 104257319 is 913752401.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 104257319 - 2¹² = 104253223 is a prime.

It is a super-2 number, since 2×104257319² = 21739177130135522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (104257369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52128659 + 52128660.

It is an arithmetic number, because the mean of its divisors is an integer number (52128660).

Almost surely, 2^104257319 is an apocalyptic number.

104257319 is a deficient number, since it is larger than the sum of its proper divisors (1).

104257319 is an equidigital number, since it uses as much as digits as its factorization.

104257319 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7560, while the sum is 32.

The square root of 104257319 is about 10210.6473350126. The cubic root of 104257319 is about 470.6544662440.

The spelling of 104257319 in words is "one hundred four million, two hundred fifty-seven thousand, three hundred nineteen".