10954366991 has 2 divisors, whose sum is σ = 10954366992. Its totient is φ = 10954366990.

The previous prime is 10954366981. The next prime is 10954367041. The reversal of 10954366991 is 19966345901.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10954366991 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10954366961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5477183495 + 5477183496.

It is an arithmetic number, because the mean of its divisors is an integer number (5477183496).

Almost surely, 2^10954366991 is an apocalyptic number.

10954366991 is a deficient number, since it is larger than the sum of its proper divisors (1).

10954366991 is an equidigital number, since it uses as much as digits as its factorization.

10954366991 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1574640, while the sum is 53.

The spelling of 10954366991 in words is "ten billion, nine hundred fifty-four million, three hundred sixty-six thousand, nine hundred ninety-one".