140204313 has 6 divisors (see below), whose sum is σ = 202517354. Its totient is φ = 93469536.

The previous prime is 140204269. The next prime is 140204327. The reversal of 140204313 is 313402041.

It can be written as a sum of positive squares in only one way, i.e., 99141849 + 41062464 = 9957^2 + 6408^2 .

It is not a de Polignac number, because 140204313 - 2⁹ = 140203801 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140204353) 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 in 5 ways as a sum of consecutive naturals, for example, 7789120 + ... + 7789137.

Almost surely, 2^140204313 is an apocalyptic number.

It is an amenable number.

140204313 is a deficient number, since it is larger than the sum of its proper divisors (62313041).

140204313 is a wasteful number, since it uses less digits than its factorization.

140204313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15578263 (or 15578260 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 140204313 is about 11840.7902185623. The cubic root of 140204313 is about 519.5018812288.

Adding to 140204313 its reverse (313402041), we get a palindrome (453606354).

The spelling of 140204313 in words is "one hundred forty million, two hundred four thousand, three hundred thirteen".