340135305313 has 16 divisors (see below), whose sum is σ = 356364582912. Its totient is φ = 324242730000.

The previous prime is 340135305269. The next prime is 340135305331. The reversal of 340135305313 is 313503531043.

It is a cyclic number.

It is not a de Polignac number, because 340135305313 - 2²¹ = 340133208161 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (340135305343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2466220 + ... + 2600482.

It is an arithmetic number, because the mean of its divisors is an integer number (22272786432).

Almost surely, 2^340135305313 is an apocalyptic number.

It is an amenable number.

340135305313 is a deficient number, since it is larger than the sum of its proper divisors (16229277599).

340135305313 is a wasteful number, since it uses less digits than its factorization.

340135305313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135516.

The product of its (nonzero) digits is 24300, while the sum is 31.

Adding to 340135305313 its reverse (313503531043), we get a palindrome (653638836356).

The spelling of 340135305313 in words is "three hundred forty billion, one hundred thirty-five million, three hundred five thousand, three hundred thirteen".