1120142344 has 32 divisors (see below), whose sum is σ = 2179008000. Its totient is φ = 539256960.

The previous prime is 1120142339. The next prime is 1120142347. The reversal of 1120142344 is 4432410211.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1120142347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38004 + ... + 60700.

It is an arithmetic number, because the mean of its divisors is an integer number (68094000).

Almost surely, 2^1120142344 is an apocalyptic number.

It is an amenable number.

1120142344 is a deficient number, since it is larger than the sum of its proper divisors (1058865656).

1120142344 is a wasteful number, since it uses less digits than its factorization.

1120142344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22933 (or 22929 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 1120142344 is about 33468.5276640608. The cubic root of 1120142344 is about 1038.5428137673.

Adding to 1120142344 its reverse (4432410211), we get a palindrome (5552552555).

The spelling of 1120142344 in words is "one billion, one hundred twenty million, one hundred forty-two thousand, three hundred forty-four".