454031233514191 has 2 divisors, whose sum is σ = 454031233514192. Its totient is φ = 454031233514190.

The previous prime is 454031233514081. The next prime is 454031233514207. The reversal of 454031233514191 is 191415332130454.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 454031233514191 - 2¹⁹ = 454031232989903 is a prime.

It is a super-2 number, since 2×454031233514191² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (454031233544191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227015616757095 + 227015616757096.

It is an arithmetic number, because the mean of its divisors is an integer number (227015616757096).

Almost surely, 2^{454031233514191} is an apocalyptic number.

454031233514191 is a deficient number, since it is larger than the sum of its proper divisors (1).

454031233514191 is an equidigital number, since it uses as much as digits as its factorization.

454031233514191 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 777600, while the sum is 46.

The spelling of 454031233514191 in words is "four hundred fifty-four trillion, thirty-one billion, two hundred thirty-three million, five hundred fourteen thousand, one hundred ninety-one".