11503063532 has 36 divisors (see below), whose sum is σ = 21734848464. Its totient is φ = 5324432640.

The previous prime is 11503063529. The next prime is 11503063571. The reversal of 11503063532 is 23536030511.

It is a junction number, because it is equal to n+sod(n) for n = 11503063495 and 11503063504.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11048 + ... + 152079.

Almost surely, 2^11503063532 is an apocalyptic number.

It is an amenable number.

11503063532 is a deficient number, since it is larger than the sum of its proper divisors (10231784932).

11503063532 is a wasteful number, since it uses less digits than its factorization.

11503063532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163226 (or 163207 counting only the distinct ones).

The product of its (nonzero) digits is 8100, while the sum is 29.

The spelling of 11503063532 in words is "eleven billion, five hundred three million, sixty-three thousand, five hundred thirty-two".