1113253456 has 20 divisors (see below), whose sum is σ = 2465061472. Its totient is φ = 477108576.

The previous prime is 1113253451. The next prime is 1113253507. The reversal of 1113253456 is 6543523111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1113253451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4969770 + ... + 4969993.

Almost surely, 2^1113253456 is an apocalyptic number.

1113253456 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1113253456 is an abundant number, since it is smaller than the sum of its proper divisors (1351808016).

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

1113253456 is an equidigital number, since it uses as much as digits as its factorization.

1113253456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9939778 (or 9939772 counting only the distinct ones).

The product of its digits is 10800, while the sum is 31.

The square root of 1113253456 is about 33365.4530315415. The cubic root of 1113253456 is about 1036.4094176442.

Adding to 1113253456 its reverse (6543523111), we get a palindrome (7656776567).

The spelling of 1113253456 in words is "one billion, one hundred thirteen million, two hundred fifty-three thousand, four hundred fifty-six".