113111403 has 8 divisors (see below), whose sum is σ = 151530816. Its totient is φ = 75049800.

The previous prime is 113111399. The next prime is 113111443. The reversal of 113111403 is 304111311.

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

It is not a de Polignac number, because 113111403 - 2² = 113111399 is a prime.

It is not an unprimeable number, because it can be changed into a prime (113111443) 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, 88713 + ... + 89978.

It is an arithmetic number, because the mean of its divisors is an integer number (18941352).

Almost surely, 2^113111403 is an apocalyptic number.

113111403 is a deficient number, since it is larger than the sum of its proper divisors (38419413).

113111403 is a wasteful number, since it uses less digits than its factorization.

113111403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178905.

The product of its (nonzero) digits is 36, while the sum is 15.

The square root of 113111403 is about 10635.3844782405. The cubic root of 113111403 is about 483.6176359342.

Adding to 113111403 its reverse (304111311), we get a palindrome (417222714).

The spelling of 113111403 in words is "one hundred thirteen million, one hundred eleven thousand, four hundred three".