113116440 has 32 divisors (see below), whose sum is σ = 339349680. Its totient is φ = 30164352.

The previous prime is 113116403. The next prime is 113116447. The reversal of 113116440 is 44611311.

It is a super-3 number, since 3×113116440³ (a number of 25 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113116447) 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, 471199 + ... + 471438.

Almost surely, 2^113116440 is an apocalyptic number.

113116440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113116440 is an abundant number, since it is smaller than the sum of its proper divisors (226233240).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

113116440 is a wasteful number, since it uses less digits than its factorization.

113116440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 942651 (or 942647 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 21.

The square root of 113116440 is about 10635.6212794552. The cubic root of 113116440 is about 483.6248145381.

Adding to 113116440 its reverse (44611311), we get a palindrome (157727751).

It can be divided in two parts, 1131 and 16440, that added together give a palindrome (17571).

The spelling of 113116440 in words is "one hundred thirteen million, one hundred sixteen thousand, four hundred forty".