426453161 has 2 divisors, whose sum is σ = 426453162. Its totient is φ = 426453160.

The previous prime is 426453113. The next prime is 426453163. The reversal of 426453161 is 161354624.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 344659225 + 81793936 = 18565^2 + 9044^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-426453161 is a prime.

It is a Sophie Germain prime.

Together with 426453163, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (426453163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213226580 + 213226581.

It is an arithmetic number, because the mean of its divisors is an integer number (213226581).

Almost surely, 2^426453161 is an apocalyptic number.

It is an amenable number.

426453161 is a deficient number, since it is larger than the sum of its proper divisors (1).

426453161 is an equidigital number, since it uses as much as digits as its factorization.

426453161 is an evil number, because the sum of its binary digits is even.

The product of its digits is 17280, while the sum is 32.

The square root of 426453161 is about 20650.7423837498. The cubic root of 426453161 is about 752.7032293253.

The spelling of 426453161 in words is "four hundred twenty-six million, four hundred fifty-three thousand, one hundred sixty-one".