122726423 has 2 divisors, whose sum is σ = 122726424. Its totient is φ = 122726422.

The previous prime is 122726399. The next prime is 122726497. The reversal of 122726423 is 324627221.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 122726423 - 2¹⁴ = 122710039 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122726623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61363211 + 61363212.

It is an arithmetic number, because the mean of its divisors is an integer number (61363212).

Almost surely, 2^122726423 is an apocalyptic number.

122726423 is a deficient number, since it is larger than the sum of its proper divisors (1).

122726423 is an equidigital number, since it uses as much as digits as its factorization.

122726423 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8064, while the sum is 29.

The square root of 122726423 is about 11078.1958368680. The cubic root of 122726423 is about 496.9499967911.

The spelling of 122726423 in words is "one hundred twenty-two million, seven hundred twenty-six thousand, four hundred twenty-three".