452355143 has 4 divisors (see below), whose sum is σ = 454651560. Its totient is φ = 450058728.

The previous prime is 452355139. The next prime is 452355149. The reversal of 452355143 is 341553254.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 452355143 - 2² = 452355139 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (452355149) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1147913 + ... + 1148306.

It is an arithmetic number, because the mean of its divisors is an integer number (113662890).

Almost surely, 2^452355143 is an apocalyptic number.

452355143 is a deficient number, since it is larger than the sum of its proper divisors (2296417).

452355143 is a wasteful number, since it uses less digits than its factorization.

452355143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2296416.

The product of its digits is 36000, while the sum is 32.

The square root of 452355143 is about 21268.6422462742. The cubic root of 452355143 is about 767.6439723262.

The spelling of 452355143 in words is "four hundred fifty-two million, three hundred fifty-five thousand, one hundred forty-three".