140713873 has 2 divisors, whose sum is σ = 140713874. Its totient is φ = 140713872.

The previous prime is 140713861. The next prime is 140713883. The reversal of 140713873 is 378317041.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 114211969 + 26501904 = 10687^2 + 5148^2 .

It is a cyclic number.

It is not a de Polignac number, because 140713873 - 2¹⁷ = 140582801 is a prime.

It is not a weakly prime, because it can be changed into another prime (140713813) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70356936 + 70356937.

It is an arithmetic number, because the mean of its divisors is an integer number (70356937).

Almost surely, 2^140713873 is an apocalyptic number.

It is an amenable number.

140713873 is a deficient number, since it is larger than the sum of its proper divisors (1).

140713873 is an equidigital number, since it uses as much as digits as its factorization.

140713873 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14112, while the sum is 34.

The square root of 140713873 is about 11862.2878484717. The cubic root of 140713873 is about 520.1304813094.

The spelling of 140713873 in words is "one hundred forty million, seven hundred thirteen thousand, eight hundred seventy-three".