1120042344 has 16 divisors (see below), whose sum is σ = 2800105920. Its totient is φ = 373347440.

The previous prime is 1120042333. The next prime is 1120042393. The reversal of 1120042344 is 4432400211.

It is a self number, because there is not a number n which added to its sum of digits gives 1120042344.

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, 23334192 + ... + 23334239.

It is an arithmetic number, because the mean of its divisors is an integer number (175006620).

Almost surely, 2^1120042344 is an apocalyptic number.

It is an amenable number.

1120042344 is an abundant number, since it is smaller than the sum of its proper divisors (1680063576).

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

1120042344 is a wasteful number, since it uses less digits than its factorization.

1120042344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46668440 (or 46668436 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 1120042344 is about 33467.0336898865. The cubic root of 1120042344 is about 1038.5119077630.

Adding to 1120042344 its reverse (4432400211), we get a palindrome (5552442555).

The spelling of 1120042344 in words is "one billion, one hundred twenty million, forty-two thousand, three hundred forty-four".