1131112412 has 6 divisors (see below), whose sum is σ = 1979446728. Its totient is φ = 565556204.

The previous prime is 1131112393. The next prime is 1131112453. The reversal of 1131112412 is 2142111311.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 141389048 + ... + 141389055.

It is an arithmetic number, because the mean of its divisors is an integer number (329907788).

Almost surely, 2^1131112412 is an apocalyptic number.

It is an amenable number.

1131112412 is a deficient number, since it is larger than the sum of its proper divisors (848334316).

1131112412 is a wasteful number, since it uses less digits than its factorization.

1131112412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 282778107 (or 282778105 counting only the distinct ones).

The product of its digits is 48, while the sum is 17.

The square root of 1131112412 is about 33632.0146883888. The cubic root of 1131112412 is about 1041.9221147621.

Adding to 1131112412 its reverse (2142111311), we get a palindrome (3273223723).

The spelling of 1131112412 in words is "one billion, one hundred thirty-one million, one hundred twelve thousand, four hundred twelve".