11380636 has 12 divisors (see below), whose sum is σ = 19964560. Its totient is φ = 5676480.

The previous prime is 11380619. The next prime is 11380651. The reversal of 11380636 is 63608311.

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, 1485 + ... + 4996.

Almost surely, 2^11380636 is an apocalyptic number.

It is an amenable number.

11380636 is a deficient number, since it is larger than the sum of its proper divisors (8583924).

11380636 is a wasteful number, since it uses less digits than its factorization.

11380636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6924 (or 6922 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 11380636 is about 3373.5198235671. The cubic root of 11380636 is about 224.9342095712.

Adding to 11380636 its reverse (63608311), we get a palindrome (74988947).

The spelling of 11380636 in words is "eleven million, three hundred eighty thousand, six hundred thirty-six".