113400111 has 12 divisors (see below), whose sum is σ = 166195736. Its totient is φ = 68727120.

The previous prime is 113400103. The next prime is 113400167. The reversal of 113400111 is 111004311.

It is not a de Polignac number, because 113400111 - 2³ = 113400103 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 (113400011) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 155836 + ... + 156561.

Almost surely, 2^113400111 is an apocalyptic number.

113400111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

113400111 is a deficient number, since it is larger than the sum of its proper divisors (52795625).

113400111 is a wasteful number, since it uses less digits than its factorization.

113400111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 312422 (or 312411 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 12.

The square root of 113400111 is about 10648.9488213626. The cubic root of 113400111 is about 484.0287517355.

Adding to 113400111 its reverse (111004311), we get a palindrome (224404422).

The spelling of 113400111 in words is "one hundred thirteen million, four hundred thousand, one hundred eleven".