1112981167 has 2 divisors, whose sum is σ = 1112981168. Its totient is φ = 1112981166.

The previous prime is 1112981159. The next prime is 1112981237. The reversal of 1112981167 is 7611892111.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1112981167 - 2³ = 1112981159 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1112981267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556490583 + 556490584.

It is an arithmetic number, because the mean of its divisors is an integer number (556490584).

Almost surely, 2^1112981167 is an apocalyptic number.

1112981167 is a deficient number, since it is larger than the sum of its proper divisors (1).

1112981167 is an equidigital number, since it uses as much as digits as its factorization.

1112981167 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6048, while the sum is 37.

The square root of 1112981167 is about 33361.3723788456. The cubic root of 1112981167 is about 1036.3249128104.

The spelling of 1112981167 in words is "one billion, one hundred twelve million, nine hundred eighty-one thousand, one hundred sixty-seven".