11844881 has 2 divisors, whose sum is σ = 11844882. Its totient is φ = 11844880.

The previous prime is 11844857. The next prime is 11844901. The reversal of 11844881 is 18844811.

11844881 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 strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9859600 + 1985281 = 3140^2 + 1409^2 .

It is an emirp because it is prime and its reverse (18844811) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11844881 - 2⁶ = 11844817 is a prime.

It is a super-2 number, since 2×11844881² = 280602411808322, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (11844851) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5922440 + 5922441.

It is an arithmetic number, because the mean of its divisors is an integer number (5922441).

Almost surely, 2^11844881 is an apocalyptic number.

It is an amenable number.

11844881 is a deficient number, since it is larger than the sum of its proper divisors (1).

11844881 is an equidigital number, since it uses as much as digits as its factorization.

11844881 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8192, while the sum is 35.

The square root of 11844881 is about 3441.6392896409. The cubic root of 11844881 is about 227.9520841650.

The spelling of 11844881 in words is "eleven million, eight hundred forty-four thousand, eight hundred eighty-one".