112249213 has 2 divisors, whose sum is σ = 112249214. Its totient is φ = 112249212.

The previous prime is 112249201. The next prime is 112249237. The reversal of 112249213 is 312942211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 108722329 + 3526884 = 10427^2 + 1878^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-112249213 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112249243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56124606 + 56124607.

It is an arithmetic number, because the mean of its divisors is an integer number (56124607).

Almost surely, 2^112249213 is an apocalyptic number.

It is an amenable number.

112249213 is a deficient number, since it is larger than the sum of its proper divisors (1).

112249213 is an equidigital number, since it uses as much as digits as its factorization.

112249213 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 864, while the sum is 25.

The square root of 112249213 is about 10594.7729093171. The cubic root of 112249213 is about 482.3857110713.

The spelling of 112249213 in words is "one hundred twelve million, two hundred forty-nine thousand, two hundred thirteen".