12140253 has 16 divisors (see below), whose sum is σ = 18292800. Its totient is φ = 7955280.

The previous prime is 12140243. The next prime is 12140257. The reversal of 12140253 is 35204121.

12140253 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12140253 - 2⁴ = 12140237 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12140257) 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, 2218 + ... + 5403.

It is an arithmetic number, because the mean of its divisors is an integer number (1143300).

Almost surely, 2^12140253 is an apocalyptic number.

It is an amenable number.

12140253 is a deficient number, since it is larger than the sum of its proper divisors (6152547).

12140253 is an equidigital number, since it uses as much as digits as its factorization.

12140253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7689 (or 7683 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 12140253 is about 3484.2865840800. The cubic root of 12140253 is about 229.8313382263.

Adding to 12140253 its reverse (35204121), we get a palindrome (47344374).

The spelling of 12140253 in words is "twelve million, one hundred forty thousand, two hundred fifty-three".