10966278397 has 2 divisors, whose sum is σ = 10966278398. Its totient is φ = 10966278396.

The previous prime is 10966278373. The next prime is 10966278409. The reversal of 10966278397 is 79387266901.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8974530756 + 1991747641 = 94734^2 + 44629^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10966278397 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10966278097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5483139198 + 5483139199.

It is an arithmetic number, because the mean of its divisors is an integer number (5483139199).

Almost surely, 2^10966278397 is an apocalyptic number.

It is an amenable number.

10966278397 is a deficient number, since it is larger than the sum of its proper divisors (1).

10966278397 is an equidigital number, since it uses as much as digits as its factorization.

10966278397 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6858432, while the sum is 58.

The spelling of 10966278397 in words is "ten billion, nine hundred sixty-six million, two hundred seventy-eight thousand, three hundred ninety-seven".