11117794697 has 2 divisors, whose sum is σ = 11117794698. Its totient is φ = 11117794696.

The previous prime is 11117794693. The next prime is 11117794733. The reversal of 11117794697 is 79649771111.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8498811721 + 2618982976 = 92189^2 + 51176^2 .

It is a cyclic number.

It is not a de Polignac number, because 11117794697 - 2² = 11117794693 is a prime.

It is not a weakly prime, because it can be changed into another prime (11117794693) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5558897348 + 5558897349.

It is an arithmetic number, because the mean of its divisors is an integer number (5558897349).

Almost surely, 2^11117794697 is an apocalyptic number.

It is an amenable number.

11117794697 is a deficient number, since it is larger than the sum of its proper divisors (1).

11117794697 is an equidigital number, since it uses as much as digits as its factorization.

11117794697 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 666792, while the sum is 53.

The spelling of 11117794697 in words is "eleven billion, one hundred seventeen million, seven hundred ninety-four thousand, six hundred ninety-seven".