113044518 has 16 divisors (see below), whose sum is σ = 251210160. Its totient is φ = 37681488.

The previous prime is 113044513. The next prime is 113044579. The reversal of 113044518 is 815440311.

It is a happy number.

It is a super-3 number, since 3×113044518³ (a number of 25 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 113044491 and 113044500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113044513) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1046655 + ... + 1046762.

It is an arithmetic number, because the mean of its divisors is an integer number (15700635).

Almost surely, 2^113044518 is an apocalyptic number.

113044518 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

113044518 is an abundant number, since it is smaller than the sum of its proper divisors (138165642).

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

113044518 is a wasteful number, since it uses less digits than its factorization.

113044518 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2093428 (or 2093422 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 27.

The square root of 113044518 is about 10632.2395571206. The cubic root of 113044518 is about 483.5222929284.

Adding to 113044518 its reverse (815440311), we get a palindrome (928484829).

The spelling of 113044518 in words is "one hundred thirteen million, forty-four thousand, five hundred eighteen".