104040405013 has 2 divisors, whose sum is σ = 104040405014. Its totient is φ = 104040405012.

The previous prime is 104040404947. The next prime is 104040405031. The reversal of 104040405013 is 310504040401.

Together with next prime (104040405031) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 85277432529 + 18762972484 = 292023^2 + 136978^2 .

It is a cyclic number.

It is not a de Polignac number, because 104040405013 - 2³³ = 95450470421 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (104040403013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52020202506 + 52020202507.

It is an arithmetic number, because the mean of its divisors is an integer number (52020202507).

Almost surely, 2^104040405013 is an apocalyptic number.

It is an amenable number.

104040405013 is a deficient number, since it is larger than the sum of its proper divisors (1).

104040405013 is an equidigital number, since it uses as much as digits as its factorization.

104040405013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 960, while the sum is 22.

Adding to 104040405013 its reverse (310504040401), we get a palindrome (414544445414).

The spelling of 104040405013 in words is "one hundred four billion, forty million, four hundred five thousand, thirteen".