423123114391 has 2 divisors, whose sum is σ = 423123114392. Its totient is φ = 423123114390.

The previous prime is 423123114373. The next prime is 423123114529. The reversal of 423123114391 is 193411321324.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 423123114391 - 2¹¹ = 423123112343 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (423123114691) 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, 211561557195 + 211561557196.

It is an arithmetic number, because the mean of its divisors is an integer number (211561557196).

Almost surely, 2^423123114391 is an apocalyptic number.

423123114391 is a deficient number, since it is larger than the sum of its proper divisors (1).

423123114391 is an equidigital number, since it uses as much as digits as its factorization.

423123114391 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15552, while the sum is 34.

The spelling of 423123114391 in words is "four hundred twenty-three billion, one hundred twenty-three million, one hundred fourteen thousand, three hundred ninety-one".