10956869197 has 2 divisors, whose sum is σ = 10956869198. Its totient is φ = 10956869196.

The previous prime is 10956869149. The next prime is 10956869207. The reversal of 10956869197 is 79196865901.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6138565801 + 4818303396 = 78349^2 + 69414^2 .

It is an emirp because it is prime and its reverse (79196865901) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10956869197 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10956869107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5478434598 + 5478434599.

It is an arithmetic number, because the mean of its divisors is an integer number (5478434599).

Almost surely, 2^10956869197 is an apocalyptic number.

It is an amenable number.

10956869197 is a deficient number, since it is larger than the sum of its proper divisors (1).

10956869197 is an equidigital number, since it uses as much as digits as its factorization.

10956869197 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7348320, while the sum is 61.

The spelling of 10956869197 in words is "ten billion, nine hundred fifty-six million, eight hundred sixty-nine thousand, one hundred ninety-seven".