1120045131 has 32 divisors (see below), whose sum is σ = 1704222720. Its totient is φ = 726721632.

The previous prime is 1120045111. The next prime is 1120045133. The reversal of 1120045131 is 1315400211.

1120045131 is a `hidden beast` number, since 11 + 200 + 451 + 3 + 1 = 666.

It is not a de Polignac number, because 1120045131 - 2¹¹ = 1120043083 is a prime.

It is a super-2 number, since 2×1120045131² = 2509002190953614322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1120045133) 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 31 ways as a sum of consecutive naturals, for example, 178656 + ... + 184818.

It is an arithmetic number, because the mean of its divisors is an integer number (53256960).

Almost surely, 2^1120045131 is an apocalyptic number.

1120045131 is a deficient number, since it is larger than the sum of its proper divisors (584177589).

1120045131 is a wasteful number, since it uses less digits than its factorization.

1120045131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6352 (or 6346 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 18.

The square root of 1120045131 is about 33467.0753278502. The cubic root of 1120045131 is about 1038.5127691383.

Adding to 1120045131 its reverse (1315400211), we get a palindrome (2435445342).

The spelling of 1120045131 in words is "one billion, one hundred twenty million, forty-five thousand, one hundred thirty-one".