104112431 has 2 divisors, whose sum is σ = 104112432. Its totient is φ = 104112430.

The previous prime is 104112401. The next prime is 104112451. The reversal of 104112431 is 134211401.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 104112431 - 2⁶ = 104112367 is a prime.

It is a super-2 number, since 2×104112431² = 21678796577459522, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (104112401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52056215 + 52056216.

It is an arithmetic number, because the mean of its divisors is an integer number (52056216).

Almost surely, 2^104112431 is an apocalyptic number.

104112431 is a deficient number, since it is larger than the sum of its proper divisors (1).

104112431 is an equidigital number, since it uses as much as digits as its factorization.

104112431 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 104112431 is about 10203.5499214734. The cubic root of 104112431 is about 470.4363399177.

Adding to 104112431 its reverse (134211401), we get a palindrome (238323832).

The spelling of 104112431 in words is "one hundred four million, one hundred twelve thousand, four hundred thirty-one".