113311103 has 4 divisors (see below), whose sum is σ = 119976480. Its totient is φ = 106645728.

The previous prime is 113311097. The next prime is 113311123. The reversal of 113311103 is 301113311.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 113311103 - 2⁶ = 113311039 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113311123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3332663 + ... + 3332696.

It is an arithmetic number, because the mean of its divisors is an integer number (29994120).

Almost surely, 2^113311103 is an apocalyptic number.

113311103 is a deficient number, since it is larger than the sum of its proper divisors (6665377).

113311103 is an equidigital number, since it uses as much as digits as its factorization.

113311103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6665376.

The product of its (nonzero) digits is 27, while the sum is 14.

The square root of 113311103 is about 10644.7688091381. The cubic root of 113311103 is about 483.9020801726.

Adding to 113311103 its reverse (301113311), we get a palindrome (414424414).

The spelling of 113311103 in words is "one hundred thirteen million, three hundred eleven thousand, one hundred three".