12963054691 has 2 divisors, whose sum is σ = 12963054692. Its totient is φ = 12963054690.

The previous prime is 12963054677. The next prime is 12963054697. The reversal of 12963054691 is 19645036921.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12963054691 - 2¹¹ = 12963052643 is a prime.

It is not a weakly prime, because it can be changed into another prime (12963054697) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6481527345 + 6481527346.

It is an arithmetic number, because the mean of its divisors is an integer number (6481527346).

Almost surely, 2^12963054691 is an apocalyptic number.

12963054691 is a deficient number, since it is larger than the sum of its proper divisors (1).

12963054691 is an equidigital number, since it uses as much as digits as its factorization.

12963054691 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 349920, while the sum is 46.

The spelling of 12963054691 in words is "twelve billion, nine hundred sixty-three million, fifty-four thousand, six hundred ninety-one".