113520105 has 12 divisors (see below), whose sum is σ = 196768260. Its totient is φ = 60544032.

The previous prime is 113520097. The next prime is 113520119. The reversal of 113520105 is 501025311.

It can be written as a sum of positive squares in 2 ways, for example, as 19740249 + 93779856 = 4443^2 + 9684^2 .

It is not a de Polignac number, because 113520105 - 2³ = 113520097 is a prime.

It is a super-2 number, since 2×113520105² = 25773628478422050, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1261290 + ... + 1261379.

It is an arithmetic number, because the mean of its divisors is an integer number (16397355).

Almost surely, 2^113520105 is an apocalyptic number.

113520105 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

113520105 is a deficient number, since it is larger than the sum of its proper divisors (83248155).

113520105 is a wasteful number, since it uses less digits than its factorization.

113520105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2522680 (or 2522677 counting only the distinct ones).

The product of its (nonzero) digits is 150, while the sum is 18.

The square root of 113520105 is about 10654.5814089527. The cubic root of 113520105 is about 484.1994160956.

Adding to 113520105 its reverse (501025311), we get a palindrome (614545416).

The spelling of 113520105 in words is "one hundred thirteen million, five hundred twenty thousand, one hundred five".