11862911 has 2 divisors, whose sum is σ = 11862912. Its totient is φ = 11862910.

The previous prime is 11862881. The next prime is 11862919. The reversal of 11862911 is 11926811.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11862911 - 2¹⁰ = 11861887 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 (11862919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5931455 + 5931456.

It is an arithmetic number, because the mean of its divisors is an integer number (5931456).

Almost surely, 2^11862911 is an apocalyptic number.

11862911 is a deficient number, since it is larger than the sum of its proper divisors (1).

11862911 is an equidigital number, since it uses as much as digits as its factorization.

11862911 is an evil number, because the sum of its binary digits is even.

The product of its digits is 864, while the sum is 29.

The square root of 11862911 is about 3444.2576849011. The cubic root of 11862911 is about 228.0676866341.

The spelling of 11862911 in words is "eleven million, eight hundred sixty-two thousand, nine hundred eleven".