451525441 has 4 divisors (see below), whose sum is σ = 453665584. Its totient is φ = 449385300.

The previous prime is 451525439. The next prime is 451525453. The reversal of 451525441 is 144525154.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 451525441 - 2¹ = 451525439 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (451525411) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1069755 + ... + 1070176.

It is an arithmetic number, because the mean of its divisors is an integer number (113416396).

Almost surely, 2^451525441 is an apocalyptic number.

It is an amenable number.

451525441 is a deficient number, since it is larger than the sum of its proper divisors (2140143).

451525441 is a wasteful number, since it uses less digits than its factorization.

451525441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2140142.

The product of its digits is 16000, while the sum is 31.

The square root of 451525441 is about 21249.1280056383. The cubic root of 451525441 is about 767.1743519752.

The spelling of 451525441 in words is "four hundred fifty-one million, five hundred twenty-five thousand, four hundred forty-one".