11530263 has 8 divisors (see below), whose sum is σ = 15400576. Its totient is φ = 7673400.

The previous prime is 11530249. The next prime is 11530271. The reversal of 11530263 is 36203511.

11530263 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11530263 - 2¹² = 11526167 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11530223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1153 + ... + 4938.

It is an arithmetic number, because the mean of its divisors is an integer number (1925072).

Almost surely, 2^11530263 is an apocalyptic number.

11530263 is a deficient number, since it is larger than the sum of its proper divisors (3870313).

11530263 is an equidigital number, since it uses as much as digits as its factorization.

11530263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6725.

The product of its (nonzero) digits is 540, while the sum is 21.

The square root of 11530263 is about 3395.6240958033. The cubic root of 11530263 is about 225.9156954465.

Adding to 11530263 its reverse (36203511), we get a palindrome (47733774).

The spelling of 11530263 in words is "eleven million, five hundred thirty thousand, two hundred sixty-three".