112357909 has 2 divisors, whose sum is σ = 112357910. Its totient is φ = 112357908.

The previous prime is 112357897. The next prime is 112357939. The reversal of 112357909 is 909753211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 110313009 + 2044900 = 10503^2 + 1430^2 .

It is a cyclic number.

It is not a de Polignac number, because 112357909 - 2⁷ = 112357781 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112357939) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56178954 + 56178955.

It is an arithmetic number, because the mean of its divisors is an integer number (56178955).

Almost surely, 2^112357909 is an apocalyptic number.

It is an amenable number.

112357909 is a deficient number, since it is larger than the sum of its proper divisors (1).

112357909 is an equidigital number, since it uses as much as digits as its factorization.

112357909 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17010, while the sum is 37.

The square root of 112357909 is about 10599.9013674656. The cubic root of 112357909 is about 482.5413661547.

The spelling of 112357909 in words is "one hundred twelve million, three hundred fifty-seven thousand, nine hundred nine".