11772056 has 16 divisors (see below), whose sum is σ = 22339800. Its totient is φ = 5814784.

The previous prime is 11772037. The next prime is 11772071. The reversal of 11772056 is 65027711.

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, 8201 + ... + 9528.

Almost surely, 2^11772056 is an apocalyptic number.

It is an amenable number.

11772056 is a deficient number, since it is larger than the sum of its proper divisors (10567744).

11772056 is a wasteful number, since it uses less digits than its factorization.

11772056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17818 (or 17814 counting only the distinct ones).

The product of its (nonzero) digits is 2940, while the sum is 29.

The square root of 11772056 is about 3431.0429901125. The cubic root of 11772056 is about 227.4839565227.

Adding to 11772056 its reverse (65027711), we get a palindrome (76799767).

The spelling of 11772056 in words is "eleven million, seven hundred seventy-two thousand, fifty-six".