113105361 has 4 divisors (see below), whose sum is σ = 150807152. Its totient is φ = 75403572.

The previous prime is 113105303. The next prime is 113105371. The reversal of 113105361 is 163501311.

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 not a de Polignac number, because 113105361 - 2⁶ = 113105297 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113105371) 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 in 3 ways as a sum of consecutive naturals, for example, 18850891 + ... + 18850896.

It is an arithmetic number, because the mean of its divisors is an integer number (37701788).

Almost surely, 2^113105361 is an apocalyptic number.

It is an amenable number.

113105361 is a deficient number, since it is larger than the sum of its proper divisors (37701791).

113105361 is an equidigital number, since it uses as much as digits as its factorization.

113105361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37701790.

The product of its (nonzero) digits is 270, while the sum is 21.

The square root of 113105361 is about 10635.1004226570. The cubic root of 113105361 is about 483.6090247488.

Adding to 113105361 its reverse (163501311), we get a palindrome (276606672).

The spelling of 113105361 in words is "one hundred thirteen million, one hundred five thousand, three hundred sixty-one".