11215050 has 96 divisors (see below), whose sum is σ = 34712064. Its totient is φ = 2328000.

The previous prime is 11215049. The next prime is 11215079. The reversal of 11215050 is 5051211.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 11065 + ... + 12035.

It is an arithmetic number, because the mean of its divisors is an integer number (361584).

Almost surely, 2^11215050 is an apocalyptic number.

11215050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 11215050, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17356032).

11215050 is an abundant number, since it is smaller than the sum of its proper divisors (23497014).

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

11215050 is a wasteful number, since it uses less digits than its factorization.

11215050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1004 (or 999 counting only the distinct ones).

The product of its (nonzero) digits is 50, while the sum is 15.

The square root of 11215050 is about 3348.8878751012. The cubic root of 11215050 is about 223.8379594458.

Adding to 11215050 its reverse (5051211), we get a palindrome (16266261).

The spelling of 11215050 in words is "eleven million, two hundred fifteen thousand, fifty".