451132514546191 has 2 divisors, whose sum is σ = 451132514546192. Its totient is φ = 451132514546190.

The previous prime is 451132514546171. The next prime is 451132514546243. The reversal of 451132514546191 is 191645415231154.

It is an a-pointer prime, because the next prime (451132514546243) can be obtained adding 451132514546191 to its sum of digits (52).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 451132514546191 - 2¹⁷ = 451132514415119 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (451132514546101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 225566257273095 + 225566257273096.

It is an arithmetic number, because the mean of its divisors is an integer number (225566257273096).

Almost surely, 2^{451132514546191} is an apocalyptic number.

451132514546191 is a deficient number, since it is larger than the sum of its proper divisors (1).

451132514546191 is an equidigital number, since it uses as much as digits as its factorization.

451132514546191 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2592000, while the sum is 52.

The spelling of 451132514546191 in words is "four hundred fifty-one trillion, one hundred thirty-two billion, five hundred fourteen million, five hundred forty-six thousand, one hundred ninety-one".