112891459 has 2 divisors, whose sum is σ = 112891460. Its totient is φ = 112891458.

The previous prime is 112891453. The next prime is 112891481. The reversal of 112891459 is 954198211.

It is a weak prime.

It is an emirp because it is prime and its reverse (954198211) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-112891459 is a prime.

It is not a weakly prime, because it can be changed into another prime (112891453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56445729 + 56445730.

It is an arithmetic number, because the mean of its divisors is an integer number (56445730).

Almost surely, 2^112891459 is an apocalyptic number.

112891459 is a deficient number, since it is larger than the sum of its proper divisors (1).

112891459 is an equidigital number, since it uses as much as digits as its factorization.

112891459 is an evil number, because the sum of its binary digits is even.

The product of its digits is 25920, while the sum is 40.

The square root of 112891459 is about 10625.0392469863. The cubic root of 112891459 is about 483.3039693087.

The spelling of 112891459 in words is "one hundred twelve million, eight hundred ninety-one thousand, four hundred fifty-nine".