452203997 has 8 divisors (see below), whose sum is σ = 527352000. Its totient is φ = 387603132.

The previous prime is 452203993. The next prime is 452204023. The reversal of 452203997 is 799302254.

It is not a de Polignac number, because 452203997 - 2² = 452203993 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (452203991) 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 7 ways as a sum of consecutive naturals, for example, 658847 + ... + 659532.

It is an arithmetic number, because the mean of its divisors is an integer number (65919000).

Almost surely, 2^452203997 is an apocalyptic number.

It is an amenable number.

452203997 is a deficient number, since it is larger than the sum of its proper divisors (75148003).

452203997 is an equidigital number, since it uses as much as digits as its factorization.

452203997 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1318400 (or 1318386 counting only the distinct ones).

The product of its (nonzero) digits is 136080, while the sum is 41.

The square root of 452203997 is about 21265.0886901513. The cubic root of 452203997 is about 767.5584648492.

The spelling of 452203997 in words is "four hundred fifty-two million, two hundred three thousand, nine hundred ninety-seven".