113413040 has 80 divisors (see below), whose sum is σ = 286106688. Its totient is φ = 41561088.

The previous prime is 113413039. The next prime is 113413043. The reversal of 113413040 is 40314311.

It is a tau number, because it is divible by the number of its divisors (80).

It is not an unprimeable number, because it can be changed into a prime (113413043) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 173354 + ... + 174006.

Almost surely, 2^113413040 is an apocalyptic number.

113413040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 113413040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (143053344).

113413040 is an abundant number, since it is smaller than the sum of its proper divisors (172693648).

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

113413040 is a wasteful number, since it uses less digits than its factorization.

113413040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 846 (or 840 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 113413040 is about 10649.5558592835. Note that the first 3 decimals coincide. The cubic root of 113413040 is about 484.0471461029.

Adding to 113413040 its reverse (40314311), we get a palindrome (153727351).

The spelling of 113413040 in words is "one hundred thirteen million, four hundred thirteen thousand, forty".