1113120344 has 16 divisors (see below), whose sum is σ = 2385258000. Its totient is φ = 477051552.

The previous prime is 1113120277. The next prime is 1113120383. The reversal of 1113120344 is 4430213111.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9938519 + ... + 9938630.

It is an arithmetic number, because the mean of its divisors is an integer number (149078625).

Almost surely, 2^1113120344 is an apocalyptic number.

1113120344 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1113120344 is an abundant number, since it is smaller than the sum of its proper divisors (1272137656).

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

1113120344 is a wasteful number, since it uses less digits than its factorization.

1113120344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19877162 (or 19877158 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 1113120344 is about 33363.4582140401. The cubic root of 1113120344 is about 1036.3681080848.

Adding to 1113120344 its reverse (4430213111), we get a palindrome (5543333455).

The spelling of 1113120344 in words is "one billion, one hundred thirteen million, one hundred twenty thousand, three hundred forty-four".