11874911 has 2 divisors, whose sum is σ = 11874912. Its totient is φ = 11874910.

The previous prime is 11874887. The next prime is 11874917. The reversal of 11874911 is 11947811.

It is a strong prime.

It is an emirp because it is prime and its reverse (11947811) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11874911 - 2⁶ = 11874847 is a prime.

It is a super-2 number, since 2×11874911² = 282027022515842, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11874917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5937455 + 5937456.

It is an arithmetic number, because the mean of its divisors is an integer number (5937456).

Almost surely, 2^11874911 is an apocalyptic number.

11874911 is a deficient number, since it is larger than the sum of its proper divisors (1).

11874911 is an equidigital number, since it uses as much as digits as its factorization.

11874911 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2016, while the sum is 32.

The square root of 11874911 is about 3445.9992745211. Note that the first 3 decimals coincide. The cubic root of 11874911 is about 228.1445618053.

Subtracting 11874911 from its reverse (11947811), we obtain a square (72900 = 270²).

The spelling of 11874911 in words is "eleven million, eight hundred seventy-four thousand, nine hundred eleven".