113111303 has 4 divisors (see below), whose sum is σ = 113541648. Its totient is φ = 112680960.

The previous prime is 113111287. The next prime is 113111311. The reversal of 113111303 is 303111311.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 303111311 = 3083 ⋅98317.

It is a cyclic number.

It is not a de Polignac number, because 113111303 - 2⁴ = 113111287 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 (113111203) 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, 214778 + ... + 215303.

It is an arithmetic number, because the mean of its divisors is an integer number (28385412).

Almost surely, 2^113111303 is an apocalyptic number.

113111303 is a deficient number, since it is larger than the sum of its proper divisors (430345).

113111303 is an equidigital number, since it uses as much as digits as its factorization.

113111303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 430344.

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

The square root of 113111303 is about 10635.3797769520. The cubic root of 113111303 is about 483.6174934146.

Adding to 113111303 its reverse (303111311), we get a palindrome (416222614).

The spelling of 113111303 in words is "one hundred thirteen million, one hundred eleven thousand, three hundred three".