451671326941 has 2 divisors, whose sum is σ = 451671326942. Its totient is φ = 451671326940.

The previous prime is 451671326933. The next prime is 451671326969. The reversal of 451671326941 is 149623176154.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 449905562500 + 1765764441 = 670750^2 + 42021^2 .

It is a cyclic number.

It is not a de Polignac number, because 451671326941 - 2³ = 451671326933 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (451671326971) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 225835663470 + 225835663471.

It is an arithmetic number, because the mean of its divisors is an integer number (225835663471).

Almost surely, 2^451671326941 is an apocalyptic number.

It is an amenable number.

451671326941 is a deficient number, since it is larger than the sum of its proper divisors (1).

451671326941 is an equidigital number, since it uses as much as digits as its factorization.

451671326941 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1088640, while the sum is 49.

The spelling of 451671326941 in words is "four hundred fifty-one billion, six hundred seventy-one million, three hundred twenty-six thousand, nine hundred forty-one".