11745191 has 2 divisors, whose sum is σ = 11745192. Its totient is φ = 11745190.

The previous prime is 11745133. The next prime is 11745197. The reversal of 11745191 is 19154711.

It is a strong prime.

It is an emirp because it is prime and its reverse (19154711) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11745191 - 2¹⁴ = 11728807 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11745197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5872595 + 5872596.

It is an arithmetic number, because the mean of its divisors is an integer number (5872596).

Almost surely, 2^11745191 is an apocalyptic number.

11745191 is a deficient number, since it is larger than the sum of its proper divisors (1).

11745191 is an equidigital number, since it uses as much as digits as its factorization.

11745191 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1260, while the sum is 29.

The square root of 11745191 is about 3427.1257636684. The cubic root of 11745191 is about 227.3107777310.

The spelling of 11745191 in words is "eleven million, seven hundred forty-five thousand, one hundred ninety-one".