452143197 has 12 divisors (see below), whose sum is σ = 712468224. Its totient is φ = 274026120.

The previous prime is 452143187. The next prime is 452143217. The reversal of 452143197 is 791341254.

452143197 is a `hidden beast` number, since 4 + 521 + 43 + 1 + 97 = 666.

It is not a de Polignac number, because 452143197 - 2¹⁵ = 452110429 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (452143187) 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, 2283453 + ... + 2283650.

It is an arithmetic number, because the mean of its divisors is an integer number (59372352).

Almost surely, 2^452143197 is an apocalyptic number.

It is an amenable number.

452143197 is a deficient number, since it is larger than the sum of its proper divisors (260325027).

452143197 is a wasteful number, since it uses less digits than its factorization.

452143197 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4567120 (or 4567117 counting only the distinct ones).

The product of its digits is 30240, while the sum is 36.

The square root of 452143197 is about 21263.6590689373. The cubic root of 452143197 is about 767.5240632321.

The spelling of 452143197 in words is "four hundred fifty-two million, one hundred forty-three thousand, one hundred ninety-seven".