452256143 has 4 divisors (see below), whose sum is σ = 464479320. Its totient is φ = 440032968.

The previous prime is 452256121. The next prime is 452256157. The reversal of 452256143 is 341652254.

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 452256143 - 2¹⁴ = 452239759 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 (452250143) 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 3 ways as a sum of consecutive naturals, for example, 6111533 + ... + 6111606.

It is an arithmetic number, because the mean of its divisors is an integer number (116119830).

Almost surely, 2^452256143 is an apocalyptic number.

452256143 is a deficient number, since it is larger than the sum of its proper divisors (12223177).

452256143 is a wasteful number, since it uses less digits than its factorization.

452256143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12223176.

The product of its digits is 28800, while the sum is 32.

The square root of 452256143 is about 21266.3147489169. The cubic root of 452256143 is about 767.5879674377.

The spelling of 452256143 in words is "four hundred fifty-two million, two hundred fifty-six thousand, one hundred forty-three".