20140113 has 16 divisors (see below), whose sum is σ = 30807936. Its totient is φ = 11464320.

The previous prime is 20140097. The next prime is 20140151. The reversal of 20140113 is 31104102.

It is a happy number.

It is not a de Polignac number, because 20140113 - 2⁴ = 20140097 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20140163) 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, 4195 + ... + 7607.

It is an arithmetic number, because the mean of its divisors is an integer number (1925496).

Almost surely, 2^20140113 is an apocalyptic number.

It is an amenable number.

20140113 is a deficient number, since it is larger than the sum of its proper divisors (10667823).

20140113 is a wasteful number, since it uses less digits than its factorization.

20140113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3704.

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 20140113 is about 4487.7737242423. The cubic root of 20140113 is about 272.0741624835.

Adding to 20140113 its reverse (31104102), we get a palindrome (51244215).

The spelling of 20140113 in words is "twenty million, one hundred forty thousand, one hundred thirteen".