1113543504 has 80 divisors (see below), whose sum is σ = 3212592000. Its totient is φ = 369287424.

The previous prime is 1113543491. The next prime is 1113543617. The reversal of 1113543504 is 4053453111.

It is a happy number.

1113543504 is a `hidden beast` number, since 1 + 113 + 5 + 43 + 504 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 79492 + ... + 92444.

It is an arithmetic number, because the mean of its divisors is an integer number (40157400).

Almost surely, 2^1113543504 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1113543504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1606296000).

1113543504 is an abundant number, since it is smaller than the sum of its proper divisors (2099048496).

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

1113543504 is a wasteful number, since it uses less digits than its factorization.

1113543504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13169 (or 13157 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 1113543504 is about 33369.7992801875. The cubic root of 1113543504 is about 1036.4994188247.

Adding to 1113543504 its reverse (4053453111), we get a palindrome (5166996615).

The spelling of 1113543504 in words is "one billion, one hundred thirteen million, five hundred forty-three thousand, five hundred four".