113305523 has 8 divisors (see below), whose sum is σ = 117774480. Its totient is φ = 108874080.

The previous prime is 113305519. The next prime is 113305529. The reversal of 113305523 is 325503311.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 113305523 - 2² = 113305519 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113305529) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3140 + ... + 15377.

It is an arithmetic number, because the mean of its divisors is an integer number (14721810).

Almost surely, 2^113305523 is an apocalyptic number.

113305523 is a deficient number, since it is larger than the sum of its proper divisors (4468957).

113305523 is a wasteful number, since it uses less digits than its factorization.

113305523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18757.

The product of its (nonzero) digits is 1350, while the sum is 23.

The square root of 113305523 is about 10644.5067053387. The cubic root of 113305523 is about 483.8941367971.

Adding to 113305523 its reverse (325503311), we get a palindrome (438808834).

The spelling of 113305523 in words is "one hundred thirteen million, three hundred five thousand, five hundred twenty-three".