1131045112 has 16 divisors (see below), whose sum is σ = 2126826360. Its totient is φ = 563891424.

The previous prime is 1131045107. The next prime is 1131045121. The reversal of 1131045112 is 2115401311.

It is a self number, because there is not a number n which added to its sum of digits gives 1131045112.

It is a congruent number.

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, 200943 + ... + 206494.

Almost surely, 2^1131045112 is an apocalyptic number.

It is an amenable number.

1131045112 is a deficient number, since it is larger than the sum of its proper divisors (995781248).

1131045112 is a wasteful number, since it uses less digits than its factorization.

1131045112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 407790 (or 407786 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 19.

The square root of 1131045112 is about 33631.0141387381. The cubic root of 1131045112 is about 1041.9014499286.

Adding to 1131045112 its reverse (2115401311), we get a palindrome (3246446423).

The spelling of 1131045112 in words is "one billion, one hundred thirty-one million, forty-five thousand, one hundred twelve".