452663451 has 16 divisors (see below), whose sum is σ = 686209920. Its totient is φ = 294756840.

The previous prime is 452663447. The next prime is 452663461. The reversal of 452663451 is 154366254.

It is not a de Polignac number, because 452663451 - 2² = 452663447 is a prime.

It is not an unprimeable number, because it can be changed into a prime (452663441) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 193785 + ... + 196106.

It is an arithmetic number, because the mean of its divisors is an integer number (42888120).

Almost surely, 2^452663451 is an apocalyptic number.

452663451 is a deficient number, since it is larger than the sum of its proper divisors (233546469).

452663451 is a wasteful number, since it uses less digits than its factorization.

452663451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 389943 (or 389937 counting only the distinct ones).

The product of its digits is 86400, while the sum is 36.

The square root of 452663451 is about 21275.8889591011. Note that the first 3 decimals coincide. The cubic root of 452663451 is about 767.8183316640.

The spelling of 452663451 in words is "four hundred fifty-two million, six hundred sixty-three thousand, four hundred fifty-one".