11701347126817 has 2 divisors, whose sum is σ = 11701347126818. Its totient is φ = 11701347126816.

The previous prime is 11701347126809. The next prime is 11701347126823. The reversal of 11701347126817 is 71862174310711.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10811496391056 + 889850735761 = 3288084^2 + 943319^2 .

It is a cyclic number.

It is not a de Polignac number, because 11701347126817 - 2³ = 11701347126809 is a prime.

It is a super-2 number, since 2×11701347126817² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11701347129817) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5850673563408 + 5850673563409.

It is an arithmetic number, because the mean of its divisors is an integer number (5850673563409).

Almost surely, 2^{11701347126817} is an apocalyptic number.

It is an amenable number.

11701347126817 is a deficient number, since it is larger than the sum of its proper divisors (1).

11701347126817 is an equidigital number, since it uses as much as digits as its factorization.

11701347126817 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 395136, while the sum is 49.

The spelling of 11701347126817 in words is "eleven trillion, seven hundred one billion, three hundred forty-seven million, one hundred twenty-six thousand, eight hundred seventeen".