11896811 has 2 divisors, whose sum is σ = 11896812. Its totient is φ = 11896810.

The previous prime is 11896799. The next prime is 11896823. The reversal of 11896811 is 11869811.

It is a balanced prime because it is at equal distance from previous prime (11896799) and next prime (11896823).

It is an emirp because it is prime and its reverse (11869811) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11896811 - 2²² = 7702507 is a prime.

It is a super-2 number, since 2×11896811² = 283068223939442, which contains 22 as substring.

It is a Chen prime.

11896811 is a strobogrammatic number because it is the same when read upside-down.

It is not a weakly prime, because it can be changed into another prime (11896861) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5948405 + 5948406.

It is an arithmetic number, because the mean of its divisors is an integer number (5948406).

Almost surely, 2^11896811 is an apocalyptic number.

11896811 is a deficient number, since it is larger than the sum of its proper divisors (1).

11896811 is an equidigital number, since it uses as much as digits as its factorization.

11896811 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3456, while the sum is 35.

The square root of 11896811 is about 3449.1754087028. The cubic root of 11896811 is about 228.2847255947.

Subtracting from 11896811 its reverse (11869811), we obtain a cube (27000 = 30³).

It can be divided in two parts, 1189 and 6811, that added together give a cube (8000 = 20³).

The spelling of 11896811 in words is "eleven million, eight hundred ninety-six thousand, eight hundred eleven".