11331272 has 16 divisors (see below), whose sum is σ = 22170240. Its totient is φ = 5419216.

The previous prime is 11331269. The next prime is 11331289. The reversal of 11331272 is 27213311.

11331272 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a nialpdrome in base 15.

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, 30608 + ... + 30975.

It is an arithmetic number, because the mean of its divisors is an integer number (1385640).

Almost surely, 2^11331272 is an apocalyptic number.

It is an amenable number.

11331272 is a deficient number, since it is larger than the sum of its proper divisors (10838968).

11331272 is a wasteful number, since it uses less digits than its factorization.

11331272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61612 (or 61608 counting only the distinct ones).

The product of its digits is 252, while the sum is 20.

The square root of 11331272 is about 3366.1954785782. The cubic root of 11331272 is about 224.6085176002.

Adding to 11331272 its reverse (27213311), we get a palindrome (38544583).

The spelling of 11331272 in words is "eleven million, three hundred thirty-one thousand, two hundred seventy-two".