113402040 has 64 divisors (see below), whose sum is σ = 349414560. Its totient is φ = 29422080.

The previous prime is 113402027. The next prime is 113402059. The reversal of 113402040 is 40204311.

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

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 8331 + ... + 17210.

Almost surely, 2^113402040 is an apocalyptic number.

113402040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113402040 is an abundant number, since it is smaller than the sum of its proper divisors (236012520).

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

113402040 is a wasteful number, since it uses less digits than its factorization.

113402040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25592 (or 25588 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 113402040 is about 10649.0393932974. The cubic root of 113402040 is about 484.0314962542.

Adding to 113402040 its reverse (40204311), we get a palindrome (153606351).

The spelling of 113402040 in words is "one hundred thirteen million, four hundred two thousand, forty".