343157214765121 has 8 divisors (see below), whose sum is σ = 345419805969000. Its totient is φ = 340901934034560.

The previous prime is 343157214765017. The next prime is 343157214765133. The reversal of 343157214765121 is 121567412751343.

It can be written as a sum of positive squares in 4 ways, for example, as 66651532793521 + 276505681971600 = 8164039^2 + 16628460^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 343157214765121 - 2¹⁹ = 343157214240833 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (343157214765151) 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 in 7 ways as a sum of consecutive naturals, for example, 1827524140 + ... + 1827711901.

It is an arithmetic number, because the mean of its divisors is an integer number (43177475746125).

Almost surely, 2^{343157214765121} is an apocalyptic number.

It is an amenable number.

343157214765121 is a deficient number, since it is larger than the sum of its proper divisors (2262591203879).

343157214765121 is a wasteful number, since it uses less digits than its factorization.

343157214765121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3655236659.

The product of its digits is 4233600, while the sum is 52.

The spelling of 343157214765121 in words is "three hundred forty-three trillion, one hundred fifty-seven billion, two hundred fourteen million, seven hundred sixty-five thousand, one hundred twenty-one".