113424120 has 48 divisors (see below), whose sum is σ = 368629560. Its totient is φ = 30246336.

The previous prime is 113424097. The next prime is 113424121. The reversal of 113424120 is 21424311.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 113424093 and 113424102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113424121) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 157174 + ... + 157893.

Almost surely, 2^113424120 is an apocalyptic number.

113424120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113424120 is an abundant number, since it is smaller than the sum of its proper divisors (255205440).

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

113424120 is a wasteful number, since it uses less digits than its factorization.

113424120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 315084 (or 315077 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 113424120 is about 10650.0760560665. The cubic root of 113424120 is about 484.0629087458.

Adding to 113424120 its reverse (21424311), we get a palindrome (134848431).

The spelling of 113424120 in words is "one hundred thirteen million, four hundred twenty-four thousand, one hundred twenty".