454549811 has 2 divisors, whose sum is σ = 454549812. Its totient is φ = 454549810.

The previous prime is 454549801. The next prime is 454549813. The reversal of 454549811 is 118945454.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 454549811 - 2²⁶ = 387440947 is a prime.

It is a Sophie Germain prime.

Together with 454549813, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (454549813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227274905 + 227274906.

It is an arithmetic number, because the mean of its divisors is an integer number (227274906).

Almost surely, 2^454549811 is an apocalyptic number.

454549811 is a deficient number, since it is larger than the sum of its proper divisors (1).

454549811 is an equidigital number, since it uses as much as digits as its factorization.

454549811 is an evil number, because the sum of its binary digits is even.

The product of its digits is 115200, while the sum is 41.

The square root of 454549811 is about 21320.1738032315. The cubic root of 454549811 is about 768.8834161904.

The spelling of 454549811 in words is "four hundred fifty-four million, five hundred forty-nine thousand, eight hundred eleven".