454166425 has 6 divisors (see below), whose sum is σ = 563166398. Its totient is φ = 363333120.

The previous prime is 454166393. The next prime is 454166429. The reversal of 454166425 is 524661454.

It can be written as a sum of positive squares in 3 ways, for example, as 89661961 + 364504464 = 9469^2 + 19092^2 .

It is not a de Polignac number, because 454166425 - 2⁵ = 454166393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (454166429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9083304 + ... + 9083353.

Almost surely, 2^454166425 is an apocalyptic number.

It is an amenable number.

454166425 is a deficient number, since it is larger than the sum of its proper divisors (108999973).

454166425 is a wasteful number, since it uses less digits than its factorization.

454166425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18166667 (or 18166662 counting only the distinct ones).

The product of its digits is 115200, while the sum is 37.

The square root of 454166425 is about 21311.1807509579. The cubic root of 454166425 is about 768.6671860909.

The spelling of 454166425 in words is "four hundred fifty-four million, one hundred sixty-six thousand, four hundred twenty-five".