1363407314221 has 2 divisors, whose sum is σ = 1363407314222. Its totient is φ = 1363407314220.

The previous prime is 1363407314209. The next prime is 1363407314239. The reversal of 1363407314221 is 1224137043631.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1276190458596 + 87216855625 = 1129686^2 + 295325^2 .

It is a cyclic number.

It is not a de Polignac number, because 1363407314221 - 2²⁵ = 1363373759789 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1363407114221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 681703657110 + 681703657111.

It is an arithmetic number, because the mean of its divisors is an integer number (681703657111).

Almost surely, 2^{1363407314221} is an apocalyptic number.

It is an amenable number.

1363407314221 is a deficient number, since it is larger than the sum of its proper divisors (1).

1363407314221 is an equidigital number, since it uses as much as digits as its factorization.

1363407314221 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72576, while the sum is 37.

The spelling of 1363407314221 in words is "one trillion, three hundred sixty-three billion, four hundred seven million, three hundred fourteen thousand, two hundred twenty-one".