113404106604121 has 4 divisors (see below), whose sum is σ = 116041411408912. Its totient is φ = 110766801799332.

The previous prime is 113404106604109. The next prime is 113404106604127. The reversal of 113404106604121 is 121406601404311.

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 not a de Polignac number, because 113404106604121 - 2¹⁹ = 113404106079833 is a prime.

It is a super-2 number, since 2×113404106604121² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113404106604127) 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, 1318652402331 + ... + 1318652402416.

It is an arithmetic number, because the mean of its divisors is an integer number (29010352852228).

Almost surely, 2^{113404106604121} is an apocalyptic number.

It is an amenable number.

113404106604121 is a deficient number, since it is larger than the sum of its proper divisors (2637304804791).

113404106604121 is an equidigital number, since it uses as much as digits as its factorization.

113404106604121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2637304804790.

The product of its (nonzero) digits is 13824, while the sum is 34.

The spelling of 113404106604121 in words is "one hundred thirteen trillion, four hundred four billion, one hundred six million, six hundred four thousand, one hundred twenty-one".