104251031 has 2 divisors, whose sum is σ = 104251032. Its totient is φ = 104251030.

The previous prime is 104251003. The next prime is 104251039. The reversal of 104251031 is 130152401.

It is a strong prime.

It is an emirp because it is prime and its reverse (130152401) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 104251031 - 2¹⁸ = 103988887 is a prime.

It is a super-2 number, since 2×104251031² = 21736554929125922, 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 (104251039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52125515 + 52125516.

It is an arithmetic number, because the mean of its divisors is an integer number (52125516).

Almost surely, 2^104251031 is an apocalyptic number.

104251031 is a deficient number, since it is larger than the sum of its proper divisors (1).

104251031 is an equidigital number, since it uses as much as digits as its factorization.

104251031 is an odious number, because the sum of its binary digits is odd.

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

The square root of 104251031 is about 10210.3394164935. The cubic root of 104251031 is about 470.6450039674.

The spelling of 104251031 in words is "one hundred four million, two hundred fifty-one thousand, thirty-one".