113422789 has 2 divisors, whose sum is σ = 113422790. Its totient is φ = 113422788.

The previous prime is 113422781. The next prime is 113422817. The reversal of 113422789 is 987224311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 113422500 + 289 = 10650^2 + 17^2 .

It is a cyclic number.

It is not a de Polignac number, because 113422789 - 2³ = 113422781 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 (113422781) 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, 56711394 + 56711395.

It is an arithmetic number, because the mean of its divisors is an integer number (56711395).

Almost surely, 2^113422789 is an apocalyptic number.

It is an amenable number.

113422789 is a deficient number, since it is larger than the sum of its proper divisors (1).

113422789 is an equidigital number, since it uses as much as digits as its factorization.

113422789 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24192, while the sum is 37.

The square root of 113422789 is about 10650.0135680665. The cubic root of 113422789 is about 484.0610152912.

The spelling of 113422789 in words is "one hundred thirteen million, four hundred twenty-two thousand, seven hundred eighty-nine".