423122374427 has 2 divisors, whose sum is σ = 423122374428. Its totient is φ = 423122374426.

The previous prime is 423122374393. The next prime is 423122374453. The reversal of 423122374427 is 724473221324.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 423122374427 - 2²² = 423118180123 is a prime.

It is not a weakly prime, because it can be changed into another prime (423122374127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211561187213 + 211561187214.

It is an arithmetic number, because the mean of its divisors is an integer number (211561187214).

Almost surely, 2^423122374427 is an apocalyptic number.

423122374427 is a deficient number, since it is larger than the sum of its proper divisors (1).

423122374427 is an equidigital number, since it uses as much as digits as its factorization.

423122374427 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 451584, while the sum is 41.

The spelling of 423122374427 in words is "four hundred twenty-three billion, one hundred twenty-two million, three hundred seventy-four thousand, four hundred twenty-seven".