140234321313 has 6 divisors (see below), whose sum is σ = 202560686354. Its totient is φ = 93489547536.

The previous prime is 140234321303. The next prime is 140234321329. The reversal of 140234321313 is 313123432041.

It is a happy number.

140234321313 is a `hidden beast` number, since 1 + 4 + 0 + 2 + 343 + 2 + 1 + 313 = 666.

140234321313 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 73385184609 + 66849136704 = 270897^2 + 258552^2 .

It is not a de Polignac number, because 140234321313 - 2⁵ = 140234321281 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140234321303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7790795620 + ... + 7790795637.

Almost surely, 2^140234321313 is an apocalyptic number.

It is an amenable number.

140234321313 is a deficient number, since it is larger than the sum of its proper divisors (62326365041).

140234321313 is a wasteful number, since it uses less digits than its factorization.

140234321313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15581591263 (or 15581591260 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 140234321313 its reverse (313123432041), we get a palindrome (453357753354).

The spelling of 140234321313 in words is "one hundred forty billion, two hundred thirty-four million, three hundred twenty-one thousand, three hundred thirteen".