113033130 has 128 divisors (see below), whose sum is σ = 325140480. Its totient is φ = 24606720.

The previous prime is 113033101. The next prime is 113033131. The reversal of 113033130 is 31330311.

113033130 is a nontrivial binomial coefficient, being equal to C(15036, 2).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (113033131) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 631381 + ... + 631559.

It is an arithmetic number, because the mean of its divisors is an integer number (2540160).

Almost surely, 2^113033130 is an apocalyptic number.

113033130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

113033130 is the 15035-th triangular number and also the 7518-th hexagonal number.

It is a practical number, because each smaller number is the sum of distinct divisors of 113033130, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (162570240).

113033130 is an abundant number, since it is smaller than the sum of its proper divisors (212107350).

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

113033130 is a wasteful number, since it uses less digits than its factorization.

113033130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 324.

The product of its (nonzero) digits is 81, while the sum is 15.

The square root of 113033130 is about 10631.7040026517. The cubic root of 113033130 is about 483.5060558539.

Adding to 113033130 its reverse (31330311), we get a palindrome (144363441).

The spelling of 113033130 in words is "one hundred thirteen million, thirty-three thousand, one hundred thirty".