11081411 has 4 divisors (see below), whose sum is σ = 12088824. Its totient is φ = 10074000.

The previous prime is 11081407. The next prime is 11081419. The reversal of 11081411 is 11418011.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 11418011 = 11 ⋅1038001.

It is a cyclic number.

It is not a de Polignac number, because 11081411 - 2² = 11081407 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11081411.

It is not an unprimeable number, because it can be changed into a prime (11081419) 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 3 ways as a sum of consecutive naturals, for example, 503690 + ... + 503711.

It is an arithmetic number, because the mean of its divisors is an integer number (3022206).

Almost surely, 2^11081411 is an apocalyptic number.

11081411 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11081411 is a deficient number, since it is larger than the sum of its proper divisors (1007413).

11081411 is a wasteful number, since it uses less digits than its factorization.

11081411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1007412.

The product of its (nonzero) digits is 32, while the sum is 17.

The square root of 11081411 is about 3328.8753356051. The cubic root of 11081411 is about 222.9453169492.

Adding to 11081411 its reverse (11418011), we get a palindrome (22499422).

The spelling of 11081411 in words is "eleven million, eighty-one thousand, four hundred eleven".