454340566091 has 2 divisors, whose sum is σ = 454340566092. Its totient is φ = 454340566090.

The previous prime is 454340566073. The next prime is 454340566133. The reversal of 454340566091 is 190665043454.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-454340566091 is a prime.

It is not a weakly prime, because it can be changed into another prime (454340566051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227170283045 + 227170283046.

It is an arithmetic number, because the mean of its divisors is an integer number (227170283046).

Almost surely, 2^454340566091 is an apocalyptic number.

454340566091 is a deficient number, since it is larger than the sum of its proper divisors (1).

454340566091 is an equidigital number, since it uses as much as digits as its factorization.

454340566091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1555200, while the sum is 47.

The spelling of 454340566091 in words is "four hundred fifty-four billion, three hundred forty million, five hundred sixty-six thousand, ninety-one".