425450567 has 2 divisors, whose sum is σ = 425450568. Its totient is φ = 425450566.

The previous prime is 425450521. The next prime is 425450587. The reversal of 425450567 is 765054524.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 425450567 - 2¹⁰ = 425449543 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 425450567.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (425450587) 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, 212725283 + 212725284.

It is an arithmetic number, because the mean of its divisors is an integer number (212725284).

Almost surely, 2^425450567 is an apocalyptic number.

425450567 is a deficient number, since it is larger than the sum of its proper divisors (1).

425450567 is an equidigital number, since it uses as much as digits as its factorization.

425450567 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 168000, while the sum is 38.

The square root of 425450567 is about 20626.4530882069. The cubic root of 425450567 is about 752.1128964867.

The spelling of 425450567 in words is "four hundred twenty-five million, four hundred fifty thousand, five hundred sixty-seven".