122968451 has 2 divisors, whose sum is σ = 122968452. Its totient is φ = 122968450.

The previous prime is 122968441. The next prime is 122968453. The reversal of 122968451 is 154869221.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 122968451 - 2²² = 118774147 is a prime.

Together with 122968453, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (122968453) 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, 61484225 + 61484226.

It is an arithmetic number, because the mean of its divisors is an integer number (61484226).

Almost surely, 2^122968451 is an apocalyptic number.

122968451 is a deficient number, since it is larger than the sum of its proper divisors (1).

122968451 is an equidigital number, since it uses as much as digits as its factorization.

122968451 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 34560, while the sum is 38.

The square root of 122968451 is about 11089.1140764265. The cubic root of 122968451 is about 497.2764595917.

The spelling of 122968451 in words is "one hundred twenty-two million, nine hundred sixty-eight thousand, four hundred fifty-one".