11663372 has 24 divisors (see below), whose sum is σ = 23805600. Its totient is φ = 4998000.

The previous prime is 11663371. The next prime is 11663401. The reversal of 11663372 is 27336611.

It is not an unprimeable number, because it can be changed into a prime (11663371) 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 7 ways as a sum of consecutive naturals, for example, 2879 + ... + 5622.

It is an arithmetic number, because the mean of its divisors is an integer number (991900).

Almost surely, 2^11663372 is an apocalyptic number.

It is an amenable number.

11663372 is an abundant number, since it is smaller than the sum of its proper divisors (12142228).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11663372 is an equidigital number, since it uses as much as digits as its factorization.

11663372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8526 (or 8510 counting only the distinct ones).

The product of its digits is 4536, while the sum is 29.

The square root of 11663372 is about 3415.1679314493. The cubic root of 11663372 is about 226.7817187927.

Adding to 11663372 its reverse (27336611), we get a palindrome (38999983).

The spelling of 11663372 in words is "eleven million, six hundred sixty-three thousand, three hundred seventy-two".