13101126691 has 2 divisors, whose sum is σ = 13101126692. Its totient is φ = 13101126690.

The previous prime is 13101126679. The next prime is 13101126749. The reversal of 13101126691 is 19662110131.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13101126691 - 2³³ = 4511192099 is a prime.

It is not a weakly prime, because it can be changed into another prime (13101126631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6550563345 + 6550563346.

It is an arithmetic number, because the mean of its divisors is an integer number (6550563346).

Almost surely, 2^13101126691 is an apocalyptic number.

13101126691 is a deficient number, since it is larger than the sum of its proper divisors (1).

13101126691 is an equidigital number, since it uses as much as digits as its factorization.

13101126691 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1944, while the sum is 31.

The spelling of 13101126691 in words is "thirteen billion, one hundred one million, one hundred twenty-six thousand, six hundred ninety-one".