112817951 has 2 divisors, whose sum is σ = 112817952. Its totient is φ = 112817950.

The previous prime is 112817891. The next prime is 112817977. The reversal of 112817951 is 159718211.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-112817951 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112817051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56408975 + 56408976.

It is an arithmetic number, because the mean of its divisors is an integer number (56408976).

Almost surely, 2^112817951 is an apocalyptic number.

112817951 is a deficient number, since it is larger than the sum of its proper divisors (1).

112817951 is an equidigital number, since it uses as much as digits as its factorization.

112817951 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5040, while the sum is 35.

The square root of 112817951 is about 10621.5794964779. The cubic root of 112817951 is about 483.1990472233.

The spelling of 112817951 in words is "one hundred twelve million, eight hundred seventeen thousand, nine hundred fifty-one".