11500050 has 24 divisors (see below), whose sum is σ = 28520496. Its totient is φ = 3066640.

The previous prime is 11500043. The next prime is 11500051. The reversal of 11500050 is 5000511.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 11499999 and 11500035.

It is not an unprimeable number, because it can be changed into a prime (11500051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 38184 + ... + 38483.

It is an arithmetic number, because the mean of its divisors is an integer number (1188354).

Almost surely, 2^11500050 is an apocalyptic number.

11500050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11500050 is an abundant number, since it is smaller than the sum of its proper divisors (17020446).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11500050 is a wasteful number, since it uses less digits than its factorization.

11500050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76682 (or 76677 counting only the distinct ones).

The product of its (nonzero) digits is 25, while the sum is 12.

The square root of 11500050 is about 3391.1723636524. The cubic root of 11500050 is about 225.7181989006.

Adding to 11500050 its reverse (5000511), we get a palindrome (16500561).

It can be divided in two parts, 1 and 1500050, that added together give a palindrome (1500051).

The spelling of 11500050 in words is "eleven million, five hundred thousand, fifty".