343114621457 has 2 divisors, whose sum is σ = 343114621458. Its totient is φ = 343114621456.

The previous prime is 343114621441. The next prime is 343114621463. The reversal of 343114621457 is 754126411343.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 306911568016 + 36203053441 = 553996^2 + 190271^2 .

It is a cyclic number.

It is not a de Polignac number, because 343114621457 - 2⁴ = 343114621441 is a prime.

It is not a weakly prime, because it can be changed into another prime (343114321457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171557310728 + 171557310729.

It is an arithmetic number, because the mean of its divisors is an integer number (171557310729).

Almost surely, 2^343114621457 is an apocalyptic number.

It is an amenable number.

343114621457 is a deficient number, since it is larger than the sum of its proper divisors (1).

343114621457 is an equidigital number, since it uses as much as digits as its factorization.

343114621457 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 241920, while the sum is 41.

The spelling of 343114621457 in words is "three hundred forty-three billion, one hundred fourteen million, six hundred twenty-one thousand, four hundred fifty-seven".