13723091 has 2 divisors, whose sum is σ = 13723092. Its totient is φ = 13723090.

The previous prime is 13723081. The next prime is 13723117. The reversal of 13723091 is 19032731.

It is an a-pointer prime, because the next prime (13723117) can be obtained adding 13723091 to its sum of digits (26).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13723091 - 2¹⁰ = 13722067 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13723091.

It is not a weakly prime, because it can be changed into another prime (13723081) 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, 6861545 + 6861546.

It is an arithmetic number, because the mean of its divisors is an integer number (6861546).

Almost surely, 2^13723091 is an apocalyptic number.

13723091 is a deficient number, since it is larger than the sum of its proper divisors (1).

13723091 is an equidigital number, since it uses as much as digits as its factorization.

13723091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1134, while the sum is 26.

The square root of 13723091 is about 3704.4690577733. The cubic root of 13723091 is about 239.4146091972.

The spelling of 13723091 in words is "thirteen million, seven hundred twenty-three thousand, ninety-one".