113423120 has 40 divisors (see below), whose sum is σ = 275178816. Its totient is φ = 43395968.

The previous prime is 113423119. The next prime is 113423131. The reversal of 113423120 is 21324311.

It is a tau number, because it is divible by the number of its divisors (40).

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 7 ways as a sum of consecutive naturals, for example, 28982 + ... + 32661.

Almost surely, 2^113423120 is an apocalyptic number.

113423120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113423120 is an abundant number, since it is smaller than the sum of its proper divisors (161755696).

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

113423120 is a wasteful number, since it uses less digits than its factorization.

113423120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61679 (or 61673 counting only the distinct ones).

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

The square root of 113423120 is about 10650.0291079414. The cubic root of 113423120 is about 484.0614861667.

Adding to 113423120 its reverse (21324311), we get a palindrome (134747431).

The spelling of 113423120 in words is "one hundred thirteen million, four hundred twenty-three thousand, one hundred twenty".