20140133 has 16 divisors (see below), whose sum is σ = 23190720. Its totient is φ = 17335296.

The previous prime is 20140097. The next prime is 20140151. The reversal of 20140133 is 33104102.

It is not a de Polignac number, because 20140133 - 2⁶ = 20140069 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20140163) 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 15 ways as a sum of consecutive naturals, for example, 15941 + ... + 17157.

It is an arithmetic number, because the mean of its divisors is an integer number (1449420).

Almost surely, 2^20140133 is an apocalyptic number.

It is an amenable number.

20140133 is a deficient number, since it is larger than the sum of its proper divisors (3050587).

20140133 is a wasteful number, since it uses less digits than its factorization.

20140133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1316.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 20140133 is about 4487.7759525181. The cubic root of 20140133 is about 272.0742525439.

Adding to 20140133 its reverse (33104102), we get a palindrome (53244235).

The spelling of 20140133 in words is "twenty million, one hundred forty thousand, one hundred thirty-three".