11911349 has 2 divisors, whose sum is σ = 11911350. Its totient is φ = 11911348.

The previous prime is 11911343. The next prime is 11911357. The reversal of 11911349 is 94311911.

11911349 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10195249 + 1716100 = 3193^2 + 1310^2 .

It is an emirp because it is prime and its reverse (94311911) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11911349 - 2⁸ = 11911093 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 (11911343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5955674 + 5955675.

It is an arithmetic number, because the mean of its divisors is an integer number (5955675).

Almost surely, 2^11911349 is an apocalyptic number.

It is an amenable number.

11911349 is a deficient number, since it is larger than the sum of its proper divisors (1).

11911349 is an equidigital number, since it uses as much as digits as its factorization.

11911349 is an evil number, because the sum of its binary digits is even.

The product of its digits is 972, while the sum is 29.

The square root of 11911349 is about 3451.2822254924. The cubic root of 11911349 is about 228.3776763412.

It can be divided in two parts, 119 and 11349, that multiplied together give a palindrome (1350531).

The spelling of 11911349 in words is "eleven million, nine hundred eleven thousand, three hundred forty-nine".