11413691 has 2 divisors, whose sum is σ = 11413692. Its totient is φ = 11413690.

The previous prime is 11413669. The next prime is 11413693. The reversal of 11413691 is 19631411.

It is a strong prime.

It is an emirp because it is prime and its reverse (19631411) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11413691 is a prime.

Together with 11413693, it forms a pair of twin primes.

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 11413691.

It is not a weakly prime, because it can be changed into another prime (11413693) 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, 5706845 + 5706846.

It is an arithmetic number, because the mean of its divisors is an integer number (5706846).

Almost surely, 2^11413691 is an apocalyptic number.

11413691 is a deficient number, since it is larger than the sum of its proper divisors (1).

11413691 is an equidigital number, since it uses as much as digits as its factorization.

11413691 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 648, while the sum is 26.

The square root of 11413691 is about 3378.4154569857. The cubic root of 11413691 is about 225.1517724968.

The spelling of 11413691 in words is "eleven million, four hundred thirteen thousand, six hundred ninety-one".