13090623691 has 2 divisors, whose sum is σ = 13090623692. Its totient is φ = 13090623690.

The previous prime is 13090623683. The next prime is 13090623701. The reversal of 13090623691 is 19632609031.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13090623691 - 2³ = 13090623683 is a prime.

It is not a weakly prime, because it can be changed into another prime (13090623641) 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, 6545311845 + 6545311846.

It is an arithmetic number, because the mean of its divisors is an integer number (6545311846).

Almost surely, 2^13090623691 is an apocalyptic number.

13090623691 is a deficient number, since it is larger than the sum of its proper divisors (1).

13090623691 is an equidigital number, since it uses as much as digits as its factorization.

13090623691 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 52488, while the sum is 40.

The spelling of 13090623691 in words is "thirteen billion, ninety million, six hundred twenty-three thousand, six hundred ninety-one".