113312303 has 6 divisors (see below), whose sum is σ = 122699304. Its totient is φ = 104595816.

The previous prime is 113312299. The next prime is 113312341. The reversal of 113312303 is 303213311.

It is not a de Polignac number, because 113312303 - 2² = 113312299 is a prime.

It is a super-2 number, since 2×113312303² = 25679356022327618, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113312603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 335075 + ... + 335412.

It is an arithmetic number, because the mean of its divisors is an integer number (20449884).

Almost surely, 2^113312303 is an apocalyptic number.

113312303 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

113312303 is a deficient number, since it is larger than the sum of its proper divisors (9387001).

113312303 is an equidigital number, since it uses as much as digits as its factorization.

113312303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 670513 (or 670500 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 17.

The square root of 113312303 is about 10644.8251747034. The cubic root of 113312303 is about 483.9037883913.

Adding to 113312303 its reverse (303213311), we get a palindrome (416525614).

The spelling of 113312303 in words is "one hundred thirteen million, three hundred twelve thousand, three hundred three".