340013410321 has 4 divisors (see below), whose sum is σ = 366168288052. Its totient is φ = 313858532592.

The previous prime is 340013410283. The next prime is 340013410327. The reversal of 340013410321 is 123014310043.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 116988625296 + 223024785025 = 342036^2 + 472255^2 .

It is a cyclic number.

It is not a de Polignac number, because 340013410321 - 2¹⁵ = 340013377553 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 340013410292 and 340013410301.

It is not an unprimeable number, because it can be changed into a prime (340013410327) 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, 13077438846 + ... + 13077438871.

It is an arithmetic number, because the mean of its divisors is an integer number (91542072013).

Almost surely, 2^340013410321 is an apocalyptic number.

It is an amenable number.

340013410321 is a deficient number, since it is larger than the sum of its proper divisors (26154877731).

340013410321 is a wasteful number, since it uses less digits than its factorization.

340013410321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26154877730.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 340013410321 its reverse (123014310043), we get a palindrome (463027720364).

The spelling of 340013410321 in words is "three hundred forty billion, thirteen million, four hundred ten thousand, three hundred twenty-one".