451042497 has 12 divisors (see below), whose sum is σ = 656263140. Its totient is φ = 298499328.

The previous prime is 451042457. The next prime is 451042513. The reversal of 451042497 is 794240154.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 192765456 + 258277041 = 13884^2 + 16071^2 .

It is not a de Polignac number, because 451042497 - 2¹⁰ = 451041473 is a prime.

It is not an unprimeable number, because it can be changed into a prime (451042457) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 181672 + ... + 184137.

It is an arithmetic number, because the mean of its divisors is an integer number (54688595).

Almost surely, 2^451042497 is an apocalyptic number.

It is an amenable number.

451042497 is a deficient number, since it is larger than the sum of its proper divisors (205220643).

451042497 is a wasteful number, since it uses less digits than its factorization.

451042497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 365952 (or 365949 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 36.

The square root of 451042497 is about 21237.7611108139. The cubic root of 451042497 is about 766.9007354822.

The spelling of 451042497 in words is "four hundred fifty-one million, forty-two thousand, four hundred ninety-seven".