140025143 has 2 divisors, whose sum is σ = 140025144. Its totient is φ = 140025142.

The previous prime is 140025139. The next prime is 140025181. The reversal of 140025143 is 341520041.

140025143 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 140025143 - 2² = 140025139 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140025133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70012571 + 70012572.

It is an arithmetic number, because the mean of its divisors is an integer number (70012572).

Almost surely, 2^140025143 is an apocalyptic number.

140025143 is a deficient number, since it is larger than the sum of its proper divisors (1).

140025143 is an equidigital number, since it uses as much as digits as its factorization.

140025143 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 140025143 is about 11833.2220041711. Note that the first 3 decimals coincide. The cubic root of 140025143 is about 519.2804928195.

Adding to 140025143 its reverse (341520041), we get a palindrome (481545184).

The spelling of 140025143 in words is "one hundred forty million, twenty-five thousand, one hundred forty-three".