354343455313 has 2 divisors, whose sum is σ = 354343455314. Its totient is φ = 354343455312.

The previous prime is 354343455299. The next prime is 354343455379. The reversal of 354343455313 is 313554343453.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 298178247249 + 56165208064 = 546057^2 + 236992^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-354343455313 is a prime.

It is a super-3 number, since 3×354343455313³ (a number of 36 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 354343455313.

It is not a weakly prime, because it can be changed into another prime (354343405313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 177171727656 + 177171727657.

It is an arithmetic number, because the mean of its divisors is an integer number (177171727657).

Almost surely, 2^354343455313 is an apocalyptic number.

It is an amenable number.

354343455313 is a deficient number, since it is larger than the sum of its proper divisors (1).

354343455313 is an equidigital number, since it uses as much as digits as its factorization.

354343455313 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1944000, while the sum is 43.

Adding to 354343455313 its reverse (313554343453), we get a palindrome (667897798766).

The spelling of 354343455313 in words is "three hundred fifty-four billion, three hundred forty-three million, four hundred fifty-five thousand, three hundred thirteen".