11173291 has 2 divisors, whose sum is σ = 11173292. Its totient is φ = 11173290.

The previous prime is 11173289. The next prime is 11173303. The reversal of 11173291 is 19237111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11173291 - 2¹ = 11173289 is a prime.

Together with 11173289, it forms a pair of twin primes.

It is a nialpdrome in base 15.

It is not a weakly prime, because it can be changed into another prime (11273291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5586645 + 5586646.

It is an arithmetic number, because the mean of its divisors is an integer number (5586646).

Almost surely, 2^11173291 is an apocalyptic number.

11173291 is a deficient number, since it is larger than the sum of its proper divisors (1).

11173291 is an equidigital number, since it uses as much as digits as its factorization.

11173291 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 378, while the sum is 25.

The square root of 11173291 is about 3342.6473041588. The cubic root of 11173291 is about 223.5597952874.

The spelling of 11173291 in words is "eleven million, one hundred seventy-three thousand, two hundred ninety-one".