1113423124 has 36 divisors (see below), whose sum is σ = 2150118432. Its totient is φ = 504119440.

The previous prime is 1113423107. The next prime is 1113423127. The reversal of 1113423124 is 4213243111.

It is a super-2 number, since 2×1113423124² = 2479422106115838752, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 1113423095 and 1113423104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1113423127) 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, 122919 + ... + 131665.

It is an arithmetic number, because the mean of its divisors is an integer number (59725512).

Almost surely, 2^1113423124 is an apocalyptic number.

It is an amenable number.

1113423124 is a deficient number, since it is larger than the sum of its proper divisors (1036695308).

1113423124 is a wasteful number, since it uses less digits than its factorization.

1113423124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9036 (or 9023 counting only the distinct ones).

The product of its digits is 576, while the sum is 22.

The square root of 1113423124 is about 33367.9955046748. The cubic root of 1113423124 is about 1036.4620671044.

Adding to 1113423124 its reverse (4213243111), we get a palindrome (5326666235).

The spelling of 1113423124 in words is "one billion, one hundred thirteen million, four hundred twenty-three thousand, one hundred twenty-four".