11369878697 has 2 divisors, whose sum is σ = 11369878698. Its totient is φ = 11369878696.

The previous prime is 11369878679. The next prime is 11369878717. The reversal of 11369878697 is 79687896311.

Together with previous prime (11369878679) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11342463001 + 27415696 = 106501^2 + 5236^2 .

It is an emirp because it is prime and its reverse (79687896311) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11369878697 - 2³² = 7074911401 is a prime.

It is not a weakly prime, because it can be changed into another prime (11369878657) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5684939348 + 5684939349.

It is an arithmetic number, because the mean of its divisors is an integer number (5684939349).

Almost surely, 2^11369878697 is an apocalyptic number.

It is an amenable number.

11369878697 is a deficient number, since it is larger than the sum of its proper divisors (1).

11369878697 is an equidigital number, since it uses as much as digits as its factorization.

11369878697 is an evil number, because the sum of its binary digits is even.

The product of its digits is 27433728, while the sum is 65.

The spelling of 11369878697 in words is "eleven billion, three hundred sixty-nine million, eight hundred seventy-eight thousand, six hundred ninety-seven".