135241562456417 has 2 divisors, whose sum is σ = 135241562456418. Its totient is φ = 135241562456416.

The previous prime is 135241562456383. The next prime is 135241562456489. The reversal of 135241562456417 is 714654265142531.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 133010112066001 + 2231450390416 = 11533001^2 + 1493804^2 .

It is a cyclic number.

It is not a de Polignac number, because 135241562456417 - 2¹⁰ = 135241562455393 is a prime.

It is not a weakly prime, because it can be changed into another prime (135241562452417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67620781228208 + 67620781228209.

It is an arithmetic number, because the mean of its divisors is an integer number (67620781228209).

Almost surely, 2^{135241562456417} is an apocalyptic number.

It is an amenable number.

135241562456417 is a deficient number, since it is larger than the sum of its proper divisors (1).

135241562456417 is an equidigital number, since it uses as much as digits as its factorization.

135241562456417 is an evil number, because the sum of its binary digits is even.

The product of its digits is 24192000, while the sum is 56.

The spelling of 135241562456417 in words is "one hundred thirty-five trillion, two hundred forty-one billion, five hundred sixty-two million, four hundred fifty-six thousand, four hundred seventeen".