11596217287 has 2 divisors, whose sum is σ = 11596217288. Its totient is φ = 11596217286.

The previous prime is 11596217279. The next prime is 11596217299. The reversal of 11596217287 is 78271269511.

It is a weak prime.

It is an emirp because it is prime and its reverse (78271269511) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11596217287 - 2³ = 11596217279 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11596217287.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11596217387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5798108643 + 5798108644.

It is an arithmetic number, because the mean of its divisors is an integer number (5798108644).

Almost surely, 2^11596217287 is an apocalyptic number.

11596217287 is a deficient number, since it is larger than the sum of its proper divisors (1).

11596217287 is an equidigital number, since it uses as much as digits as its factorization.

11596217287 is an evil number, because the sum of its binary digits is even.

The product of its digits is 423360, while the sum is 49.

The spelling of 11596217287 in words is "eleven billion, five hundred ninety-six million, two hundred seventeen thousand, two hundred eighty-seven".