351115411021343 has 2 divisors, whose sum is σ = 351115411021344. Its totient is φ = 351115411021342.

The previous prime is 351115411021241. The next prime is 351115411021451. The reversal of 351115411021343 is 343120114511153.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 351115411021343 - 2¹⁶ = 351115410955807 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (351115411026343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 175557705510671 + 175557705510672.

It is an arithmetic number, because the mean of its divisors is an integer number (175557705510672).

Almost surely, 2^{351115411021343} is an apocalyptic number.

351115411021343 is a deficient number, since it is larger than the sum of its proper divisors (1).

351115411021343 is an equidigital number, since it uses as much as digits as its factorization.

351115411021343 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21600, while the sum is 35.

Adding to 351115411021343 its reverse (343120114511153), we get a palindrome (694235525532496).

The spelling of 351115411021343 in words is "three hundred fifty-one trillion, one hundred fifteen billion, four hundred eleven million, twenty-one thousand, three hundred forty-three".