11385191 has 2 divisors, whose sum is σ = 11385192. Its totient is φ = 11385190.

The previous prime is 11385131. The next prime is 11385203. The reversal of 11385191 is 19158311.

It is a strong prime.

It is an emirp because it is prime and its reverse (19158311) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11385191 - 2¹⁰ = 11384167 is a prime.

It is a super-3 number, since 3×11385191³ (a number of 22 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11385131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5692595 + 5692596.

It is an arithmetic number, because the mean of its divisors is an integer number (5692596).

Almost surely, 2^11385191 is an apocalyptic number.

11385191 is a deficient number, since it is larger than the sum of its proper divisors (1).

11385191 is an equidigital number, since it uses as much as digits as its factorization.

11385191 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1080, while the sum is 29.

The square root of 11385191 is about 3374.1948669275. The cubic root of 11385191 is about 224.9642148850.

The spelling of 11385191 in words is "eleven million, three hundred eighty-five thousand, one hundred ninety-one".