16011120 has 40 divisors (see below), whose sum is σ = 49635216. Its totient is φ = 4269568.

The previous prime is 16011113. The next prime is 16011131. The reversal of 16011120 is 2111061.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 16011096 and 16011105.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33117 + ... + 33596.

Almost surely, 2^16011120 is an apocalyptic number.

16011120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16011120 is an abundant number, since it is smaller than the sum of its proper divisors (33624096).

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

16011120 is a wasteful number, since it uses less digits than its factorization.

16011120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66729 (or 66723 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 12.

The square root of 16011120 is about 4001.3897585714. The cubic root of 16011120 is about 252.0425728023.

Adding to 16011120 its reverse (2111061), we get a palindrome (18122181).

The spelling of 16011120 in words is "sixteen million, eleven thousand, one hundred twenty".