16111316 has 48 divisors (see below), whose sum is σ = 33398400. Its totient is φ = 6728832.

The previous prime is 16111313. The next prime is 16111321. The reversal of 16111316 is 61311161.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16111313) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22370 + ... + 23078.

It is an arithmetic number, because the mean of its divisors is an integer number (695800).

Almost surely, 2^16111316 is an apocalyptic number.

It is an amenable number.

16111316 is an abundant number, since it is smaller than the sum of its proper divisors (17287084).

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

16111316 is a wasteful number, since it uses less digits than its factorization.

16111316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 768 (or 766 counting only the distinct ones).

The product of its digits is 108, while the sum is 20.

The square root of 16111316 is about 4013.8903821604. The cubic root of 16111316 is about 252.5672323662.

Adding to 16111316 its reverse (61311161), we get a palindrome (77422477).

The spelling of 16111316 in words is "sixteen million, one hundred eleven thousand, three hundred sixteen".