140140314313 has 4 divisors (see below), whose sum is σ = 141426005380. Its totient is φ = 138854623248.

The previous prime is 140140314277. The next prime is 140140314329. The reversal of 140140314313 is 313413041041.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 313413041041 = 16631 ⋅18845111.

It can be written as a sum of positive squares in 2 ways, for example, as 109797461449 + 30342852864 = 331357^2 + 174192^2 .

It is a cyclic number.

It is not a de Polignac number, because 140140314313 - 2¹⁷ = 140140183241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140140314343) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 642845370 + ... + 642845587.

It is an arithmetic number, because the mean of its divisors is an integer number (35356501345).

Almost surely, 2^140140314313 is an apocalyptic number.

It is an amenable number.

140140314313 is a deficient number, since it is larger than the sum of its proper divisors (1285691067).

140140314313 is a wasteful number, since it uses less digits than its factorization.

140140314313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1285691066.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 140140314313 its reverse (313413041041), we get a palindrome (453553355354).

The spelling of 140140314313 in words is "one hundred forty billion, one hundred forty million, three hundred fourteen thousand, three hundred thirteen".