456968191 has 2 divisors, whose sum is σ = 456968192. Its totient is φ = 456968190.

The previous prime is 456968189. The next prime is 456968201. The reversal of 456968191 is 191869654.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 456968191 - 2¹ = 456968189 is a prime.

Together with 456968189, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (456968131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 228484095 + 228484096.

It is an arithmetic number, because the mean of its divisors is an integer number (228484096).

Almost surely, 2^456968191 is an apocalyptic number.

456968191 is a deficient number, since it is larger than the sum of its proper divisors (1).

456968191 is an equidigital number, since it uses as much as digits as its factorization.

456968191 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 466560, while the sum is 49.

The square root of 456968191 is about 21376.8143323555. The cubic root of 456968191 is about 770.2445903137.

The spelling of 456968191 in words is "four hundred fifty-six million, nine hundred sixty-eight thousand, one hundred ninety-one".