1112980859 has 2 divisors, whose sum is σ = 1112980860. Its totient is φ = 1112980858.

The previous prime is 1112980829. The next prime is 1112980861. The reversal of 1112980859 is 9580892111.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1112980859 is a prime.

It is a Sophie Germain prime.

Together with 1112980861, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1112980829) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556490429 + 556490430.

It is an arithmetic number, because the mean of its divisors is an integer number (556490430).

Almost surely, 2^1112980859 is an apocalyptic number.

1112980859 is a deficient number, since it is larger than the sum of its proper divisors (1).

1112980859 is an equidigital number, since it uses as much as digits as its factorization.

1112980859 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 51840, while the sum is 44.

The square root of 1112980859 is about 33361.3677627282. The cubic root of 1112980859 is about 1036.3248172149.

The spelling of 1112980859 in words is "one billion, one hundred twelve million, nine hundred eighty thousand, eight hundred fifty-nine".