1120113144 has 32 divisors (see below), whose sum is σ = 3111426000. Its totient is φ = 373370976.

The previous prime is 1120113143. The next prime is 1120113157. The reversal of 1120113144 is 4413110211.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120113143) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2592639 + ... + 2593070.

Almost surely, 2^1120113144 is an apocalyptic number.

It is an amenable number.

1120113144 is an abundant number, since it is smaller than the sum of its proper divisors (1991312856).

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

1120113144 is a wasteful number, since it uses less digits than its factorization.

1120113144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5185724 (or 5185714 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

The square root of 1120113144 is about 33468.0914304954. The cubic root of 1120113144 is about 1038.5337894042.

Adding to 1120113144 its reverse (4413110211), we get a palindrome (5533223355).

The spelling of 1120113144 in words is "one billion, one hundred twenty million, one hundred thirteen thousand, one hundred forty-four".