1112116149 has 20 divisors (see below), whose sum is σ = 1759035564. Its totient is φ = 697797504.

The previous prime is 1112116133. The next prime is 1112116177. The reversal of 1112116149 is 9416112111.

It can be written as a sum of positive squares in 2 ways, for example, as 517244049 + 594872100 = 22743^2 + 24390^2 .

It is not a de Polignac number, because 1112116149 - 2⁴ = 1112116133 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1112116549) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 402442 + ... + 405195.

Almost surely, 2^1112116149 is an apocalyptic number.

It is an amenable number.

1112116149 is a deficient number, since it is larger than the sum of its proper divisors (646919415).

1112116149 is an equidigital number, since it uses as much as digits as its factorization.

1112116149 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 807666 (or 807657 counting only the distinct ones).

The product of its digits is 432, while the sum is 27.

The square root of 1112116149 is about 33348.4054941162. The cubic root of 1112116149 is about 1036.0563631798.

The spelling of 1112116149 in words is "one billion, one hundred twelve million, one hundred sixteen thousand, one hundred forty-nine".