451344425 has 12 divisors (see below), whose sum is σ = 639619776. Its totient is φ = 309493200.

The previous prime is 451344419. The next prime is 451344451. The reversal of 451344425 is 524443154.

It is a de Polignac number, because none of the positive numbers 2^k-451344425 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 451344391 and 451344400.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1289381 + ... + 1289730.

It is an arithmetic number, because the mean of its divisors is an integer number (53301648).

Almost surely, 2^451344425 is an apocalyptic number.

It is an amenable number.

451344425 is a deficient number, since it is larger than the sum of its proper divisors (188275351).

451344425 is a wasteful number, since it uses less digits than its factorization.

451344425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2579128 (or 2579123 counting only the distinct ones).

The product of its digits is 38400, while the sum is 32.

The square root of 451344425 is about 21244.8682038746. The cubic root of 451344425 is about 767.0718185174.

Adding to 451344425 its reverse (524443154), we get a palindrome (975787579).

The spelling of 451344425 in words is "four hundred fifty-one million, three hundred forty-four thousand, four hundred twenty-five".