454927453 has 2 divisors, whose sum is σ = 454927454. Its totient is φ = 454927452.

The previous prime is 454927427. The next prime is 454927481. The reversal of 454927453 is 354729454.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 405337689 + 49589764 = 20133^2 + 7042^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-454927453 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (454927153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227463726 + 227463727.

It is an arithmetic number, because the mean of its divisors is an integer number (227463727).

Almost surely, 2^454927453 is an apocalyptic number.

It is an amenable number.

454927453 is a deficient number, since it is larger than the sum of its proper divisors (1).

454927453 is an equidigital number, since it uses as much as digits as its factorization.

454927453 is an evil number, because the sum of its binary digits is even.

The product of its digits is 604800, while the sum is 43.

The square root of 454927453 is about 21329.0284120023. The cubic root of 454927453 is about 769.0962878344.

The spelling of 454927453 in words is "four hundred fifty-four million, nine hundred twenty-seven thousand, four hundred fifty-three".