455516143 has 2 divisors, whose sum is σ = 455516144. Its totient is φ = 455516142.

The previous prime is 455516141. The next prime is 455516147. The reversal of 455516143 is 341615554.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 455516143 - 2¹ = 455516141 is a prime.

Together with 455516141, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 455516099 and 455516108.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (455516141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227758071 + 227758072.

It is an arithmetic number, because the mean of its divisors is an integer number (227758072).

Almost surely, 2^455516143 is an apocalyptic number.

455516143 is a deficient number, since it is larger than the sum of its proper divisors (1).

455516143 is an equidigital number, since it uses as much as digits as its factorization.

455516143 is an evil number, because the sum of its binary digits is even.

The product of its digits is 36000, while the sum is 34.

The square root of 455516143 is about 21342.8241570791. The cubic root of 455516143 is about 769.4278895262.

The spelling of 455516143 in words is "four hundred fifty-five million, five hundred sixteen thousand, one hundred forty-three".