11353691 has 2 divisors, whose sum is σ = 11353692. Its totient is φ = 11353690.

The previous prime is 11353687. The next prime is 11353721. The reversal of 11353691 is 19635311.

It is a weak prime.

It is an emirp because it is prime and its reverse (19635311) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11353691 - 2² = 11353687 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (11353291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5676845 + 5676846.

It is an arithmetic number, because the mean of its divisors is an integer number (5676846).

Almost surely, 2^11353691 is an apocalyptic number.

11353691 is a deficient number, since it is larger than the sum of its proper divisors (1).

11353691 is an equidigital number, since it uses as much as digits as its factorization.

11353691 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2430, while the sum is 29.

The square root of 11353691 is about 3369.5238536031. The cubic root of 11353691 is about 224.7565498505.

The spelling of 11353691 in words is "eleven million, three hundred fifty-three thousand, six hundred ninety-one".