112252391 has 2 divisors, whose sum is σ = 112252392. Its totient is φ = 112252390.

The previous prime is 112252363. The next prime is 112252409. The reversal of 112252391 is 193252211.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-112252391 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 112252391.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112252291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56126195 + 56126196.

It is an arithmetic number, because the mean of its divisors is an integer number (56126196).

Almost surely, 2^112252391 is an apocalyptic number.

112252391 is a deficient number, since it is larger than the sum of its proper divisors (1).

112252391 is an equidigital number, since it uses as much as digits as its factorization.

112252391 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1080, while the sum is 26.

The square root of 112252391 is about 10594.9228878742. The cubic root of 112252391 is about 482.3902634635.

The spelling of 112252391 in words is "one hundred twelve million, two hundred fifty-two thousand, three hundred ninety-one".