426634127 has 2 divisors, whose sum is σ = 426634128. Its totient is φ = 426634126.

The previous prime is 426634093. The next prime is 426634157. The reversal of 426634127 is 721436624.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 426634127 - 2⁶ = 426634063 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (426634157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213317063 + 213317064.

It is an arithmetic number, because the mean of its divisors is an integer number (213317064).

Almost surely, 2^426634127 is an apocalyptic number.

426634127 is a deficient number, since it is larger than the sum of its proper divisors (1).

426634127 is an equidigital number, since it uses as much as digits as its factorization.

426634127 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 48384, while the sum is 35.

The square root of 426634127 is about 20655.1235048353. The cubic root of 426634127 is about 752.8096844941.

The spelling of 426634127 in words is "four hundred twenty-six million, six hundred thirty-four thousand, one hundred twenty-seven".