454969843 has 2 divisors, whose sum is σ = 454969844. Its totient is φ = 454969842.

The previous prime is 454969819. The next prime is 454969891. The reversal of 454969843 is 348969454.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 454969843 - 2⁵ = 454969811 is a prime.

It is not a weakly prime, because it can be changed into another prime (454964843) 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 as a sum of consecutive naturals, namely, 227484921 + 227484922.

It is an arithmetic number, because the mean of its divisors is an integer number (227484922).

Almost surely, 2^454969843 is an apocalyptic number.

454969843 is a deficient number, since it is larger than the sum of its proper divisors (1).

454969843 is an equidigital number, since it uses as much as digits as its factorization.

454969843 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3732480, while the sum is 52.

The square root of 454969843 is about 21330.0221050050. The cubic root of 454969843 is about 769.1201751442.

The spelling of 454969843 in words is "four hundred fifty-four million, nine hundred sixty-nine thousand, eight hundred forty-three".