14451308345861 has 2 divisors, whose sum is σ = 14451308345862. Its totient is φ = 14451308345860.

The previous prime is 14451308345819. The next prime is 14451308345921. The reversal of 14451308345861 is 16854380315441.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13789413828100 + 661894517761 = 3713410^2 + 813569^2 .

It is a cyclic number.

It is not a de Polignac number, because 14451308345861 - 2⁶ = 14451308345797 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14451308345261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7225654172930 + 7225654172931.

It is an arithmetic number, because the mean of its divisors is an integer number (7225654172931).

Almost surely, 2^{14451308345861} is an apocalyptic number.

It is an amenable number.

14451308345861 is a deficient number, since it is larger than the sum of its proper divisors (1).

14451308345861 is an equidigital number, since it uses as much as digits as its factorization.

14451308345861 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5529600, while the sum is 53.

The spelling of 14451308345861 in words is "fourteen trillion, four hundred fifty-one billion, three hundred eight million, three hundred forty-five thousand, eight hundred sixty-one".