426167123 has 2 divisors, whose sum is σ = 426167124. Its totient is φ = 426167122.

The previous prime is 426167111. The next prime is 426167173. The reversal of 426167123 is 321761624.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 426167123 - 2¹⁶ = 426101587 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 426167123.

It is not a weakly prime, because it can be changed into another prime (426167173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213083561 + 213083562.

It is an arithmetic number, because the mean of its divisors is an integer number (213083562).

Almost surely, 2^426167123 is an apocalyptic number.

426167123 is a deficient number, since it is larger than the sum of its proper divisors (1).

426167123 is an equidigital number, since it uses as much as digits as its factorization.

426167123 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12096, while the sum is 32.

The square root of 426167123 is about 20643.8156114610. The cubic root of 426167123 is about 752.5349029995.

The spelling of 426167123 in words is "four hundred twenty-six million, one hundred sixty-seven thousand, one hundred twenty-three".