1120045240 has 64 divisors (see below), whose sum is σ = 2545875360. Its totient is φ = 443466240.

The previous prime is 1120045229. The next prime is 1120045249. The reversal of 1120045240 is 425400211.

It is a super-4 number, since 4×1120045240⁴ (a number of 37 digits) contains 4444 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120045249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2660230 + ... + 2660650.

Almost surely, 2^1120045240 is an apocalyptic number.

1120045240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1120045240 is an abundant number, since it is smaller than the sum of its proper divisors (1425830120).

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

1120045240 is a wasteful number, since it uses less digits than its factorization.

1120045240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 952 (or 948 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 19.

The square root of 1120045240 is about 33467.0769563163. The cubic root of 1120045240 is about 1038.5128028268.

Adding to 1120045240 its reverse (425400211), we get a palindrome (1545445451).

The spelling of 1120045240 in words is "one billion, one hundred twenty million, forty-five thousand, two hundred forty".