112251709 has 2 divisors, whose sum is σ = 112251710. Its totient is φ = 112251708.

The previous prime is 112251701. The next prime is 112251767. The reversal of 112251709 is 907152211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 109935225 + 2316484 = 10485^2 + 1522^2 .

It is a cyclic number.

It is not a de Polignac number, because 112251709 - 2³ = 112251701 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112251701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56125854 + 56125855.

It is an arithmetic number, because the mean of its divisors is an integer number (56125855).

Almost surely, 2^112251709 is an apocalyptic number.

It is an amenable number.

112251709 is a deficient number, since it is larger than the sum of its proper divisors (1).

112251709 is an equidigital number, since it uses as much as digits as its factorization.

112251709 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1260, while the sum is 28.

The square root of 112251709 is about 10594.8907025981. The cubic root of 112251709 is about 482.3892865257.

The spelling of 112251709 in words is "one hundred twelve million, two hundred fifty-one thousand, seven hundred nine".