11512300052 has 48 divisors (see below), whose sum is σ = 22149033984. Its totient is φ = 5192316000.

The previous prime is 11512300049. The next prime is 11512300061. The reversal of 11512300052 is 25000321511.

It is a happy number.

It is a super-3 number, since 3×11512300052³ (a number of 31 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11512299997 and 11512300033.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3134177 + ... + 3137847.

It is an arithmetic number, because the mean of its divisors is an integer number (461438208).

Almost surely, 2^11512300052 is an apocalyptic number.

It is an amenable number.

11512300052 is a deficient number, since it is larger than the sum of its proper divisors (10636733932).

11512300052 is a wasteful number, since it uses less digits than its factorization.

11512300052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4220 (or 4218 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 20.

Adding to 11512300052 its reverse (25000321511), we get a palindrome (36512621563).

The spelling of 11512300052 in words is "eleven billion, five hundred twelve million, three hundred thousand, fifty-two".