104538356413 has 4 divisors (see below), whose sum is σ = 109083502368. Its totient is φ = 99993210460.

The previous prime is 104538356401. The next prime is 104538356431. The reversal of 104538356413 is 314653835401.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-104538356413 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 104538356413.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104538356213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2272572943 + ... + 2272572988.

It is an arithmetic number, because the mean of its divisors is an integer number (27270875592).

Almost surely, 2^104538356413 is an apocalyptic number.

It is an amenable number.

104538356413 is a deficient number, since it is larger than the sum of its proper divisors (4545145955).

104538356413 is an equidigital number, since it uses as much as digits as its factorization.

104538356413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4545145954.

The product of its (nonzero) digits is 518400, while the sum is 43.

The spelling of 104538356413 in words is "one hundred four billion, five hundred thirty-eight million, three hundred fifty-six thousand, four hundred thirteen".