16011801 has 24 divisors (see below), whose sum is σ = 25159680. Its totient is φ = 9753696.

The previous prime is 16011791. The next prime is 16011811. The reversal of 16011801 is 10811061.

It is an interprime number because it is at equal distance from previous prime (16011791) and next prime (16011811).

It is not a de Polignac number, because 16011801 - 2⁵ = 16011769 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16011811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11880 + ... + 13158.

It is an arithmetic number, because the mean of its divisors is an integer number (1048320).

Almost surely, 2^16011801 is an apocalyptic number.

It is an amenable number.

16011801 is a deficient number, since it is larger than the sum of its proper divisors (9147879).

16011801 is a wasteful number, since it uses less digits than its factorization.

16011801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1405 (or 1402 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 18.

The square root of 16011801 is about 4001.4748531010. The cubic root of 16011801 is about 252.0461461222.

Adding to 16011801 its reverse (10811061), we get a palindrome (26822862).

The spelling of 16011801 in words is "sixteen million, eleven thousand, eight hundred one".