104021140957 has 2 divisors, whose sum is σ = 104021140958. Its totient is φ = 104021140956.

The previous prime is 104021140903. The next prime is 104021140963. The reversal of 104021140957 is 759041120401.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 98057285881 + 5963855076 = 313141^2 + 77226^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-104021140957 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (104021140357) 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, 52010570478 + 52010570479.

It is an arithmetic number, because the mean of its divisors is an integer number (52010570479).

Almost surely, 2^104021140957 is an apocalyptic number.

It is an amenable number.

104021140957 is a deficient number, since it is larger than the sum of its proper divisors (1).

104021140957 is an equidigital number, since it uses as much as digits as its factorization.

104021140957 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10080, while the sum is 34.

The spelling of 104021140957 in words is "one hundred four billion, twenty-one million, one hundred forty thousand, nine hundred fifty-seven".