451261325 has 12 divisors (see below), whose sum is σ = 560604000. Its totient is φ = 360338160.

The previous prime is 451261309. The next prime is 451261339. The reversal of 451261325 is 523162154.

It is not a de Polignac number, because 451261325 - 2⁴ = 451261309 is a prime.

It is a congruent number.

It is an unprimeable number.

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 in 11 ways as a sum of consecutive naturals, for example, 2825 + ... + 30174.

It is an arithmetic number, because the mean of its divisors is an integer number (46717000).

Almost surely, 2^451261325 is an apocalyptic number.

It is an amenable number.

451261325 is a deficient number, since it is larger than the sum of its proper divisors (109342675).

451261325 is a wasteful number, since it uses less digits than its factorization.

451261325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33556 (or 33551 counting only the distinct ones).

The product of its digits is 7200, while the sum is 29.

The square root of 451261325 is about 21242.9123474160. The cubic root of 451261325 is about 767.0247387434.

The spelling of 451261325 in words is "four hundred fifty-one million, two hundred sixty-one thousand, three hundred twenty-five".