11215052 has 24 divisors (see below), whose sum is σ = 20057856. Its totient is φ = 5485968.

The previous prime is 11215049. The next prime is 11215079. The reversal of 11215052 is 25051211.

It is a self number, because there is not a number n which added to its sum of digits gives 11215052.

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, 67073 + ... + 67239.

It is an arithmetic number, because the mean of its divisors is an integer number (835744).

Almost surely, 2^11215052 is an apocalyptic number.

It is an amenable number.

11215052 is a deficient number, since it is larger than the sum of its proper divisors (8842804).

11215052 is a wasteful number, since it uses less digits than its factorization.

11215052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 437 (or 435 counting only the distinct ones).

The product of its (nonzero) digits is 100, while the sum is 17.

The square root of 11215052 is about 3348.8881737078. Note that the first 3 decimals coincide. The cubic root of 11215052 is about 223.8379727516.

Adding to 11215052 its reverse (25051211), we get a palindrome (36266263).

The spelling of 11215052 in words is "eleven million, two hundred fifteen thousand, fifty-two".