11411865 has 24 divisors (see below), whose sum is σ = 19863168. Its totient is φ = 6060960.

The previous prime is 11411863. The next prime is 11411893. The reversal of 11411865 is 56811411.

It is not a de Polignac number, because 11411865 - 2¹ = 11411863 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11411861) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16170 + ... + 16860.

It is an arithmetic number, because the mean of its divisors is an integer number (827632).

Almost surely, 2^11411865 is an apocalyptic number.

11411865 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11411865 is a deficient number, since it is larger than the sum of its proper divisors (8451303).

11411865 is a wasteful number, since it uses less digits than its factorization.

11411865 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1069 (or 1066 counting only the distinct ones).

The product of its digits is 960, while the sum is 27.

The square root of 11411865 is about 3378.1452011422. The cubic root of 11411865 is about 225.1397650149.

The spelling of 11411865 in words is "eleven million, four hundred eleven thousand, eight hundred sixty-five".