340413035315351 has 4 divisors (see below), whose sum is σ = 348715792274304. Its totient is φ = 332110278356400.

The previous prime is 340413035315333. The next prime is 340413035315371. The reversal of 340413035315351 is 153513530314043.

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

It is a cyclic number.

It is not a de Polignac number, because 340413035315351 - 2¹⁸ = 340413035053207 is a prime.

It is a super-2 number, since 2×340413035315351² (a number of 30 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (41), and also a Moran number because the ratio is a prime number: 8302756958911 = 340413035315351 / (3 + 4 + 0 + 4 + 1 + 3 + 0 + 3 + 5 + 3 + 1 + 5 + 3 + 5 + 1).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 340413035315299 and 340413035315308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340413035315371) 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, 4151378479415 + ... + 4151378479496.

It is an arithmetic number, because the mean of its divisors is an integer number (87178948068576).

Almost surely, 2^{340413035315351} is an apocalyptic number.

340413035315351 is a deficient number, since it is larger than the sum of its proper divisors (8302756958953).

340413035315351 is an equidigital number, since it uses as much as digits as its factorization.

340413035315351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8302756958952.

The product of its (nonzero) digits is 486000, while the sum is 41.

Adding to 340413035315351 its reverse (153513530314043), we get a palindrome (493926565629394).

The spelling of 340413035315351 in words is "three hundred forty trillion, four hundred thirteen billion, thirty-five million, three hundred fifteen thousand, three hundred fifty-one".