454523143 has 2 divisors, whose sum is σ = 454523144. Its totient is φ = 454523142.

The previous prime is 454523107. The next prime is 454523213. The reversal of 454523143 is 341325454.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 454523143 - 2⁹ = 454522631 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (454523743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227261571 + 227261572.

It is an arithmetic number, because the mean of its divisors is an integer number (227261572).

Almost surely, 2^454523143 is an apocalyptic number.

454523143 is a deficient number, since it is larger than the sum of its proper divisors (1).

454523143 is an equidigital number, since it uses as much as digits as its factorization.

454523143 is an evil number, because the sum of its binary digits is even.

The product of its digits is 28800, while the sum is 31.

The square root of 454523143 is about 21319.5483770177. The cubic root of 454523143 is about 768.8683793463.

Adding to 454523143 its reverse (341325454), we get a palindrome (795848597).

The spelling of 454523143 in words is "four hundred fifty-four million, five hundred twenty-three thousand, one hundred forty-three".