112159979 has 2 divisors, whose sum is σ = 112159980. Its totient is φ = 112159978.

The previous prime is 112159967. The next prime is 112160011. The reversal of 112159979 is 979951211.

It is a weak prime.

It is an emirp because it is prime and its reverse (979951211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 112159979 - 2⁴ = 112159963 is a prime.

It is not a weakly prime, because it can be changed into another prime (112159919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56079989 + 56079990.

It is an arithmetic number, because the mean of its divisors is an integer number (56079990).

Almost surely, 2^112159979 is an apocalyptic number.

112159979 is a deficient number, since it is larger than the sum of its proper divisors (1).

112159979 is an equidigital number, since it uses as much as digits as its factorization.

112159979 is an evil number, because the sum of its binary digits is even.

The product of its digits is 51030, while the sum is 44.

The square root of 112159979 is about 10590.5608444501. The cubic root of 112159979 is about 482.2578508786.

The spelling of 112159979 in words is "one hundred twelve million, one hundred fifty-nine thousand, nine hundred seventy-nine".