11388516 has 12 divisors (see below), whose sum is σ = 26573232. Its totient is φ = 3796168.

The previous prime is 11388493. The next prime is 11388527. The reversal of 11388516 is 61588311.

11388516 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 474510 + ... + 474533.

It is an arithmetic number, because the mean of its divisors is an integer number (2214436).

Almost surely, 2^11388516 is an apocalyptic number.

It is an amenable number.

11388516 is an abundant number, since it is smaller than the sum of its proper divisors (15184716).

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

11388516 is a wasteful number, since it uses less digits than its factorization.

11388516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 949050 (or 949048 counting only the distinct ones).

The product of its digits is 5760, while the sum is 33.

The square root of 11388516 is about 3374.6875410918. The cubic root of 11388516 is about 224.9861127231.

The spelling of 11388516 in words is "eleven million, three hundred eighty-eight thousand, five hundred sixteen".