11263889 has 16 divisors (see below), whose sum is σ = 14206080. Its totient is φ = 8691840.

The previous prime is 11263871. The next prime is 11263891. The reversal of 11263889 is 98836211.

It is a cyclic number.

It is not a de Polignac number, because 11263889 - 2¹² = 11259793 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11263829) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2222 + ... + 5240.

It is an arithmetic number, because the mean of its divisors is an integer number (887880).

Almost surely, 2^11263889 is an apocalyptic number.

It is an amenable number.

11263889 is a deficient number, since it is larger than the sum of its proper divisors (2942191).

11263889 is a wasteful number, since it uses less digits than its factorization.

11263889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3080.

The product of its digits is 20736, while the sum is 38.

The square root of 11263889 is about 3356.1717774870. The cubic root of 11263889 is about 224.1624101187.

The spelling of 11263889 in words is "eleven million, two hundred sixty-three thousand, eight hundred eighty-nine".