11871016 has 32 divisors (see below), whose sum is σ = 23201280. Its totient is φ = 5688000.

The previous prime is 11871007. The next prime is 11871019. The reversal of 11871016 is 61017811.

It is not an unprimeable number, because it can be changed into a prime (11871019) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37290 + ... + 37606.

It is an arithmetic number, because the mean of its divisors is an integer number (725040).

Almost surely, 2^11871016 is an apocalyptic number.

It is an amenable number.

11871016 is a deficient number, since it is larger than the sum of its proper divisors (11330264).

11871016 is a wasteful number, since it uses less digits than its factorization.

11871016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 505 (or 501 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 25.

The square root of 11871016 is about 3445.4340800544. The cubic root of 11871016 is about 228.1196150852.

Adding to 11871016 its reverse (61017811), we get a palindrome (72888827).

The spelling of 11871016 in words is "eleven million, eight hundred seventy-one thousand, sixteen".