11530442253 has 64 divisors (see below), whose sum is σ = 18593971200. Its totient is φ = 6273039360.

The previous prime is 11530442243. The next prime is 11530442257. The reversal of 11530442253 is 35224403511.

It is not a de Polignac number, because 11530442253 - 2¹⁶ = 11530376717 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11530442253.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11530442257) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1346058 + ... + 1354596.

It is an arithmetic number, because the mean of its divisors is an integer number (290530800).

Almost surely, 2^11530442253 is an apocalyptic number.

It is an amenable number.

11530442253 is a deficient number, since it is larger than the sum of its proper divisors (7063528947).

11530442253 is a wasteful number, since it uses less digits than its factorization.

11530442253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8682.

The product of its (nonzero) digits is 14400, while the sum is 30.

Adding to 11530442253 its reverse (35224403511), we get a palindrome (46754845764).

The spelling of 11530442253 in words is "eleven billion, five hundred thirty million, four hundred forty-two thousand, two hundred fifty-three".