11326556 has 12 divisors (see below), whose sum is σ = 20987568. Its totient is φ = 5330112.

The previous prime is 11326547. The next prime is 11326561. The reversal of 11326556 is 65562311.

11326556 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×11326556² = 256581741642272, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83216 + ... + 83351.

It is an arithmetic number, because the mean of its divisors is an integer number (1748964).

Almost surely, 2^11326556 is an apocalyptic number.

It is an amenable number.

11326556 is a deficient number, since it is larger than the sum of its proper divisors (9661012).

11326556 is a wasteful number, since it uses less digits than its factorization.

11326556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166588 (or 166586 counting only the distinct ones).

The product of its digits is 5400, while the sum is 29.

The square root of 11326556 is about 3365.4949115992. The cubic root of 11326556 is about 224.5773530862.

Adding to 11326556 its reverse (65562311), we get a palindrome (76888867).

The spelling of 11326556 in words is "eleven million, three hundred twenty-six thousand, five hundred fifty-six".