113104135 has 4 divisors (see below), whose sum is σ = 135724968. Its totient is φ = 90483304.

The previous prime is 113104091. The next prime is 113104139. The reversal of 113104135 is 531401311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 531401311 = 7 ⋅75914473.

It is a cyclic number.

It is not a de Polignac number, because 113104135 - 2⁷ = 113104007 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113104139) 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, 11310409 + ... + 11310418.

It is an arithmetic number, because the mean of its divisors is an integer number (33931242).

Almost surely, 2^113104135 is an apocalyptic number.

113104135 is a deficient number, since it is larger than the sum of its proper divisors (22620833).

113104135 is an equidigital number, since it uses as much as digits as its factorization.

113104135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22620832.

The product of its (nonzero) digits is 180, while the sum is 19.

The square root of 113104135 is about 10635.0427831768. The cubic root of 113104135 is about 483.6072773904.

Adding to 113104135 its reverse (531401311), we get a palindrome (644505446).

The spelling of 113104135 in words is "one hundred thirteen million, one hundred four thousand, one hundred thirty-five".