11530504 has 8 divisors (see below), whose sum is σ = 21619710. Its totient is φ = 5765248.

The previous prime is 11530501. The next prime is 11530507. The reversal of 11530504 is 40503511.

11530504 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (11530501) and next prime (11530507).

It can be written as a sum of positive squares in only one way, i.e., 7128900 + 4401604 = 2670^2 + 2098^2 .

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

It is a hoax number, since the sum of its digits (19) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11530501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 720649 + ... + 720664.

Almost surely, 2^11530504 is an apocalyptic number.

It is an amenable number.

11530504 is a deficient number, since it is larger than the sum of its proper divisors (10089206).

11530504 is a wasteful number, since it uses less digits than its factorization.

11530504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1441319 (or 1441315 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 19.

The square root of 11530504 is about 3395.6595824670. The cubic root of 11530504 is about 225.9172694292.

The spelling of 11530504 in words is "eleven million, five hundred thirty thousand, five hundred four".