122716127 has 2 divisors, whose sum is σ = 122716128. Its totient is φ = 122716126.

The previous prime is 122716093. The next prime is 122716129. The reversal of 122716127 is 721617221.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 122716127 - 2⁸ = 122715871 is a prime.

Together with 122716129, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 122716127.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122716129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61358063 + 61358064.

It is an arithmetic number, because the mean of its divisors is an integer number (61358064).

Almost surely, 2^122716127 is an apocalyptic number.

122716127 is a deficient number, since it is larger than the sum of its proper divisors (1).

122716127 is an equidigital number, since it uses as much as digits as its factorization.

122716127 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2352, while the sum is 29.

The square root of 122716127 is about 11077.7311305159. The cubic root of 122716127 is about 496.9360993757.

The spelling of 122716127 in words is "one hundred twenty-two million, seven hundred sixteen thousand, one hundred twenty-seven".