11275423152517 has 4 divisors (see below), whose sum is σ = 11275430201100. Its totient is φ = 11275416103936.

The previous prime is 11275423152473. The next prime is 11275423152527. The reversal of 11275423152517 is 71525132457211.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 8603656373601 + 2671766778916 = 2933199^2 + 1634554^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11275423152517 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11275423152527) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 156933 + ... + 4751365.

It is an arithmetic number, because the mean of its divisors is an integer number (2818857550275).

Almost surely, 2^{11275423152517} is an apocalyptic number.

It is an amenable number.

11275423152517 is a deficient number, since it is larger than the sum of its proper divisors (7048583).

11275423152517 is an equidigital number, since it uses as much as digits as its factorization.

11275423152517 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7048582.

The product of its digits is 588000, while the sum is 46.

The spelling of 11275423152517 in words is "eleven trillion, two hundred seventy-five billion, four hundred twenty-three million, one hundred fifty-two thousand, five hundred seventeen".