135603663451301 has 2 divisors, whose sum is σ = 135603663451302. Its totient is φ = 135603663451300.

The previous prime is 135603663451261. The next prime is 135603663451351. The reversal of 135603663451301 is 103154366306531.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 135586788142276 + 16875309025 = 11644174^2 + 129905^2 .

It is a cyclic number.

It is not a de Polignac number, because 135603663451301 - 2²⁶ = 135603596342437 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (135603663451351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67801831725650 + 67801831725651.

It is an arithmetic number, because the mean of its divisors is an integer number (67801831725651).

Almost surely, 2^{135603663451301} is an apocalyptic number.

It is an amenable number.

135603663451301 is a deficient number, since it is larger than the sum of its proper divisors (1).

135603663451301 is an equidigital number, since it uses as much as digits as its factorization.

135603663451301 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1749600, while the sum is 47.

The spelling of 135603663451301 in words is "one hundred thirty-five trillion, six hundred three billion, six hundred sixty-three million, four hundred fifty-one thousand, three hundred one".