104125031 has 2 divisors, whose sum is σ = 104125032. Its totient is φ = 104125030.

The previous prime is 104125027. The next prime is 104125057. The reversal of 104125031 is 130521401.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 104125031 - 2² = 104125027 is a prime.

It is a super-2 number, since 2×104125031² = 21684044161501922, 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 (104127031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52062515 + 52062516.

It is an arithmetic number, because the mean of its divisors is an integer number (52062516).

Almost surely, 2^104125031 is an apocalyptic number.

104125031 is a deficient number, since it is larger than the sum of its proper divisors (1).

104125031 is an equidigital number, since it uses as much as digits as its factorization.

104125031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 104125031 is about 10204.1673349666. The cubic root of 104125031 is about 470.4553170265.

Adding to 104125031 its reverse (130521401), we get a palindrome (234646432).

The spelling of 104125031 in words is "one hundred four million, one hundred twenty-five thousand, thirty-one".