452211147 has 16 divisors (see below), whose sum is σ = 670332960. Its totient is φ = 301298400.

The previous prime is 452211143. The next prime is 452211157. The reversal of 452211147 is 741112254.

It is not a de Polignac number, because 452211147 - 2² = 452211143 is a prime.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 452211147.

It is not an unprimeable number, because it can be changed into a prime (452211143) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 56197 + ... + 63737.

It is an arithmetic number, because the mean of its divisors is an integer number (41895810).

Almost surely, 2^452211147 is an apocalyptic number.

452211147 is a deficient number, since it is larger than the sum of its proper divisors (218121813).

452211147 is a wasteful number, since it uses less digits than its factorization.

452211147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9771 (or 9765 counting only the distinct ones).

The product of its digits is 2240, while the sum is 27.

The square root of 452211147 is about 21265.2568054091. The cubic root of 452211147 is about 767.5625102315.

The spelling of 452211147 in words is "four hundred fifty-two million, two hundred eleven thousand, one hundred forty-seven".