112518997 has 2 divisors, whose sum is σ = 112518998. Its totient is φ = 112518996.

The previous prime is 112518977. The next prime is 112519021. The reversal of 112518997 is 799815211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 100781521 + 11737476 = 10039^2 + 3426^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-112518997 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112518907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56259498 + 56259499.

It is an arithmetic number, because the mean of its divisors is an integer number (56259499).

Almost surely, 2^112518997 is an apocalyptic number.

It is an amenable number.

112518997 is a deficient number, since it is larger than the sum of its proper divisors (1).

112518997 is an equidigital number, since it uses as much as digits as its factorization.

112518997 is an evil number, because the sum of its binary digits is even.

The product of its digits is 45360, while the sum is 43.

The square root of 112518997 is about 10607.4972071644. The cubic root of 112518997 is about 482.7718632207.

The spelling of 112518997 in words is "one hundred twelve million, five hundred eighteen thousand, nine hundred ninety-seven".