11249572097 has 2 divisors, whose sum is σ = 11249572098. Its totient is φ = 11249572096.

The previous prime is 11249572073. The next prime is 11249572099. The reversal of 11249572097 is 79027594211.

It is a Cunningham number, because it is equal to 106064²+1.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11249572096 + 1 = 106064^2 + 1^2 .

It is a cyclic number.

It is not a de Polignac number, because 11249572097 - 2²⁰ = 11248523521 is a prime.

Together with 11249572099, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (11249572099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5624786048 + 5624786049.

It is an arithmetic number, because the mean of its divisors is an integer number (5624786049).

Almost surely, 2^11249572097 is an apocalyptic number.

It is an amenable number.

11249572097 is a deficient number, since it is larger than the sum of its proper divisors (1).

11249572097 is an equidigital number, since it uses as much as digits as its factorization.

11249572097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 317520, while the sum is 47.

The spelling of 11249572097 in words is "eleven billion, two hundred forty-nine million, five hundred seventy-two thousand, ninety-seven".