11539072 has 16 divisors (see below), whose sum is σ = 22988250. Its totient is φ = 5769472.

The previous prime is 11539069. The next prime is 11539127. The reversal of 11539072 is 27093511.

It can be written as a sum of positive squares in only one way, i.e., 11451456 + 87616 = 3384^2 + 296^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is a self number, because there is not a number n which added to its sum of digits gives 11539072.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44947 + ... + 45202.

Almost surely, 2^11539072 is an apocalyptic number.

It is an amenable number.

11539072 is a deficient number, since it is larger than the sum of its proper divisors (11449178).

11539072 is an frugal number, since it uses more digits than its factorization.

11539072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90163 (or 90151 counting only the distinct ones).

The product of its (nonzero) digits is 1890, while the sum is 28.

The square root of 11539072 is about 3396.9209587507. The cubic root of 11539072 is about 225.9732132086.

The spelling of 11539072 in words is "eleven million, five hundred thirty-nine thousand, seventy-two".