113504505 has 32 divisors (see below), whose sum is σ = 185442048. Its totient is φ = 59270400.

The previous prime is 113504497. The next prime is 113504543. The reversal of 113504505 is 505405311.

It is not a de Polignac number, because 113504505 - 2³ = 113504497 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 209535 + ... + 210075.

It is an arithmetic number, because the mean of its divisors is an integer number (5795064).

Almost surely, 2^113504505 is an apocalyptic number.

113504505 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

113504505 is a deficient number, since it is larger than the sum of its proper divisors (71937543).

113504505 is a wasteful number, since it uses less digits than its factorization.

113504505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 817.

The product of its (nonzero) digits is 1500, while the sum is 24.

The square root of 113504505 is about 10653.8493043594. The cubic root of 113504505 is about 484.1772354228.

Adding to 113504505 its reverse (505405311), we get a palindrome (618909816).

The spelling of 113504505 in words is "one hundred thirteen million, five hundred four thousand, five hundred five".