11563432 has 8 divisors (see below), whose sum is σ = 21681450. Its totient is φ = 5781712.

The previous prime is 11563427. The next prime is 11563441. The reversal of 11563432 is 23436511.

It can be written as a sum of positive squares in only one way, i.e., 6022116 + 5541316 = 2454^2 + 2354^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 11563397 and 11563406.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 722707 + ... + 722722.

Almost surely, 2^11563432 is an apocalyptic number.

It is an amenable number.

11563432 is a deficient number, since it is larger than the sum of its proper divisors (10118018).

11563432 is a wasteful number, since it uses less digits than its factorization.

11563432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1445435 (or 1445431 counting only the distinct ones).

The product of its digits is 2160, while the sum is 25.

The square root of 11563432 is about 3400.5046684279. The cubic root of 11563432 is about 226.1321179100.

Adding to 11563432 its reverse (23436511), we get a palindrome (34999943).

The spelling of 11563432 in words is "eleven million, five hundred sixty-three thousand, four hundred thirty-two".