112968521 has 2 divisors, whose sum is σ = 112968522. Its totient is φ = 112968520.

The previous prime is 112968503. The next prime is 112968529. The reversal of 112968521 is 125869211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 108388921 + 4579600 = 10411^2 + 2140^2 .

It is a cyclic number.

It is not a de Polignac number, because 112968521 - 2²⁶ = 45859657 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (112968529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56484260 + 56484261.

It is an arithmetic number, because the mean of its divisors is an integer number (56484261).

Almost surely, 2^112968521 is an apocalyptic number.

It is an amenable number.

112968521 is a deficient number, since it is larger than the sum of its proper divisors (1).

112968521 is an equidigital number, since it uses as much as digits as its factorization.

112968521 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8640, while the sum is 35.

The square root of 112968521 is about 10628.6650619916. The cubic root of 112968521 is about 483.4139153266.

The spelling of 112968521 in words is "one hundred twelve million, nine hundred sixty-eight thousand, five hundred twenty-one".