13011030091 has 2 divisors, whose sum is σ = 13011030092. Its totient is φ = 13011030090.

The previous prime is 13011030089. The next prime is 13011030127. The reversal of 13011030091 is 19003011031.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13011030091 - 2¹ = 13011030089 is a prime.

Together with 13011030089, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (13011030031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6505515045 + 6505515046.

It is an arithmetic number, because the mean of its divisors is an integer number (6505515046).

Almost surely, 2^13011030091 is an apocalyptic number.

13011030091 is a deficient number, since it is larger than the sum of its proper divisors (1).

13011030091 is an equidigital number, since it uses as much as digits as its factorization.

13011030091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 81, while the sum is 19.

The spelling of 13011030091 in words is "thirteen billion, eleven million, thirty thousand, ninety-one".