14091613 has 2 divisors, whose sum is σ = 14091614. Its totient is φ = 14091612.

The previous prime is 14091611. The next prime is 14091631. The reversal of 14091613 is 31619041.

Together with next prime (14091631) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13380964 + 710649 = 3658^2 + 843^2 .

It is an emirp because it is prime and its reverse (31619041) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 14091613 - 2¹ = 14091611 is a prime.

Together with 14091611, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14091611) 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, 7045806 + 7045807.

It is an arithmetic number, because the mean of its divisors is an integer number (7045807).

Almost surely, 2^14091613 is an apocalyptic number.

It is an amenable number.

14091613 is a deficient number, since it is larger than the sum of its proper divisors (1).

14091613 is an equidigital number, since it uses as much as digits as its factorization.

14091613 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 25.

The square root of 14091613 is about 3753.8797263631. The cubic root of 14091613 is about 241.5387989964.

The spelling of 14091613 in words is "fourteen million, ninety-one thousand, six hundred thirteen".