11519272 has 8 divisors (see below), whose sum is σ = 21598650. Its totient is φ = 5759632.

The previous prime is 11519267. The next prime is 11519279. The reversal of 11519272 is 27291511.

11519272 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 11519236 + 36 = 3394^2 + 6^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 11519272.

It is not an unprimeable number, because it can be changed into a prime (11519279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 719947 + ... + 719962.

Almost surely, 2^11519272 is an apocalyptic number.

It is an amenable number.

11519272 is a deficient number, since it is larger than the sum of its proper divisors (10079378).

11519272 is a wasteful number, since it uses less digits than its factorization.

11519272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1439915 (or 1439911 counting only the distinct ones).

The product of its digits is 1260, while the sum is 28.

The square root of 11519272 is about 3394.0053034726. The cubic root of 11519272 is about 225.8438893713.

The spelling of 11519272 in words is "eleven million, five hundred nineteen thousand, two hundred seventy-two".