11109936479297 has 2 divisors, whose sum is σ = 11109936479298. Its totient is φ = 11109936479296.

The previous prime is 11109936479249. The next prime is 11109936479417. The reversal of 11109936479297 is 79297463990111.

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., 11109682268161 + 254211136 = 3333119^2 + 15944^2 .

It is a cyclic number.

It is not a de Polignac number, because 11109936479297 - 2²⁶ = 11109869370433 is a prime.

It is a super-2 number, since 2×11109936479297² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11109936479197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5554968239648 + 5554968239649.

It is an arithmetic number, because the mean of its divisors is an integer number (5554968239649).

Almost surely, 2^{11109936479297} is an apocalyptic number.

It is an amenable number.

11109936479297 is a deficient number, since it is larger than the sum of its proper divisors (1).

11109936479297 is an equidigital number, since it uses as much as digits as its factorization.

11109936479297 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 46294416, while the sum is 68.

The spelling of 11109936479297 in words is "eleven trillion, one hundred nine billion, nine hundred thirty-six million, four hundred seventy-nine thousand, two hundred ninety-seven".