343134487057 has 4 divisors (see below), whose sum is σ = 343306314036. Its totient is φ = 342962660080.

The previous prime is 343134487037. The next prime is 343134487063. The reversal of 343134487057 is 750784431343.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 5063176336 + 338071310721 = 71156^2 + 581439^2 .

It is a cyclic number.

It is not a de Polignac number, because 343134487057 - 2²⁷ = 343000269329 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 343134487057.

It is not an unprimeable number, because it can be changed into a prime (343134487037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85910494 + ... + 85914487.

It is an arithmetic number, because the mean of its divisors is an integer number (85826578509).

Almost surely, 2^343134487057 is an apocalyptic number.

It is an amenable number.

343134487057 is a deficient number, since it is larger than the sum of its proper divisors (171826979).

343134487057 is a wasteful number, since it uses less digits than its factorization.

343134487057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171826978.

The product of its (nonzero) digits is 3386880, while the sum is 49.

The spelling of 343134487057 in words is "three hundred forty-three billion, one hundred thirty-four million, four hundred eighty-seven thousand, fifty-seven".