11505032452 has 24 divisors (see below), whose sum is σ = 20621164032. Its totient is φ = 5614408800.

The previous prime is 11505032419. The next prime is 11505032471. The reversal of 11505032452 is 25423050511.

It is a self number, because there is not a number n which added to its sum of digits gives 11505032452.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 101574 + ... + 182557.

It is an arithmetic number, because the mean of its divisors is an integer number (859215168).

Almost surely, 2^11505032452 is an apocalyptic number.

It is an amenable number.

11505032452 is a deficient number, since it is larger than the sum of its proper divisors (9116131580).

11505032452 is a wasteful number, since it uses less digits than its factorization.

11505032452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 284379 (or 284377 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 28.

Adding to 11505032452 its reverse (25423050511), we get a palindrome (36928082963).

The spelling of 11505032452 in words is "eleven billion, five hundred five million, thirty-two thousand, four hundred fifty-two".