113331511 has 8 divisors (see below), whose sum is σ = 119366784. Its totient is φ = 107388600.

The previous prime is 113331487. The next prime is 113331529. The reversal of 113331511 is 115133311.

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 113331511 - 2¹³ = 113323319 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 (113331541) 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, 20565 + ... + 25486.

It is an arithmetic number, because the mean of its divisors is an integer number (14920848).

Almost surely, 2^113331511 is an apocalyptic number.

113331511 is a deficient number, since it is larger than the sum of its proper divisors (6035273).

113331511 is a wasteful number, since it uses less digits than its factorization.

113331511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46181.

The product of its digits is 135, while the sum is 19.

The square root of 113331511 is about 10645.7273588985. The cubic root of 113331511 is about 483.9311296378.

Adding to 113331511 its reverse (115133311), we get a palindrome (228464822).

The spelling of 113331511 in words is "one hundred thirteen million, three hundred thirty-one thousand, five hundred eleven".