1131133112 has 16 divisors (see below), whose sum is σ = 2140333800. Its totient is φ = 560377440.

The previous prime is 1131133057. The next prime is 1131133127. The reversal of 1131133112 is 2113311311.

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, 647714 + ... + 649457.

Almost surely, 2^1131133112 is an apocalyptic number.

It is an amenable number.

1131133112 is a deficient number, since it is larger than the sum of its proper divisors (1009200688).

1131133112 is a wasteful number, since it uses less digits than its factorization.

1131133112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1297286 (or 1297282 counting only the distinct ones).

The product of its digits is 54, while the sum is 17.

The square root of 1131133112 is about 33632.3224294725. The cubic root of 1131133112 is about 1041.9284706457.

Adding to 1131133112 its reverse (2113311311), we get a palindrome (3244444423).

The spelling of 1131133112 in words is "one billion, one hundred thirty-one million, one hundred thirty-three thousand, one hundred twelve".