113033240 has 32 divisors (see below), whose sum is σ = 260243280. Its totient is φ = 44161152.

The previous prime is 113033209. The next prime is 113033243. The reversal of 113033240 is 42330311.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113033243) 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 7 ways as a sum of consecutive naturals, for example, 31139 + ... + 34578.

Almost surely, 2^113033240 is an apocalyptic number.

113033240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113033240 is an abundant number, since it is smaller than the sum of its proper divisors (147210040).

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

113033240 is a wasteful number, since it uses less digits than its factorization.

113033240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65771 (or 65767 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 113033240 is about 10631.7091758569. The cubic root of 113033240 is about 483.5062126978.

Adding to 113033240 its reverse (42330311), we get a palindrome (155363551).

The spelling of 113033240 in words is "one hundred thirteen million, thirty-three thousand, two hundred forty".