11161232 has 20 divisors (see below), whose sum is σ = 21740796. Its totient is φ = 5550720.

The previous prime is 11161229. The next prime is 11161289. The reversal of 11161232 is 23216111.

It can be written as a sum of positive squares in 2 ways, for example, as 8549776 + 2611456 = 2924^2 + 1616^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 11161232.

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, 1382 + ... + 4922.

Almost surely, 2^11161232 is an apocalyptic number.

It is an amenable number.

11161232 is a deficient number, since it is larger than the sum of its proper divisors (10579564).

11161232 is a wasteful number, since it uses less digits than its factorization.

11161232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3746 (or 3740 counting only the distinct ones).

The product of its digits is 72, while the sum is 17.

The square root of 11161232 is about 3340.8430073860. The cubic root of 11161232 is about 223.4793391942.

Adding to 11161232 its reverse (23216111), we get a palindrome (34377343).

The spelling of 11161232 in words is "eleven million, one hundred sixty-one thousand, two hundred thirty-two".