454869193 has 2 divisors, whose sum is σ = 454869194. Its totient is φ = 454869192.

The previous prime is 454869143. The next prime is 454869199. The reversal of 454869193 is 391968454.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 432515209 + 22353984 = 20797^2 + 4728^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-454869193 is a prime.

It is not a weakly prime, because it can be changed into another prime (454869199) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227434596 + 227434597.

It is an arithmetic number, because the mean of its divisors is an integer number (227434597).

Almost surely, 2^454869193 is an apocalyptic number.

It is an amenable number.

454869193 is a deficient number, since it is larger than the sum of its proper divisors (1).

454869193 is an equidigital number, since it uses as much as digits as its factorization.

454869193 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 933120, while the sum is 49.

The square root of 454869193 is about 21327.6626239258. The cubic root of 454869193 is about 769.0634551543.

The spelling of 454869193 in words is "four hundred fifty-four million, eight hundred sixty-nine thousand, one hundred ninety-three".