451382668141 has 2 divisors, whose sum is σ = 451382668142. Its totient is φ = 451382668140.

The previous prime is 451382668097. The next prime is 451382668147. The reversal of 451382668141 is 141866283154.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 233989875625 + 217392792516 = 483725^2 + 466254^2 .

It is a cyclic number.

It is not a de Polignac number, because 451382668141 - 2¹⁷ = 451382537069 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (451382668147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 225691334070 + 225691334071.

It is an arithmetic number, because the mean of its divisors is an integer number (225691334071).

Almost surely, 2^451382668141 is an apocalyptic number.

It is an amenable number.

451382668141 is a deficient number, since it is larger than the sum of its proper divisors (1).

451382668141 is an equidigital number, since it uses as much as digits as its factorization.

451382668141 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1105920, while the sum is 49.

The spelling of 451382668141 in words is "four hundred fifty-one billion, three hundred eighty-two million, six hundred sixty-eight thousand, one hundred forty-one".