343054513 has 2 divisors, whose sum is σ = 343054514. Its totient is φ = 343054512.

The previous prime is 343054511. The next prime is 343054541. The reversal of 343054513 is 315450343.

It is an a-pointer prime, because the next prime (343054541) can be obtained adding 343054513 to its sum of digits (28).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 244985104 + 98069409 = 15652^2 + 9903^2 .

It is a cyclic number.

It is not a de Polignac number, because 343054513 - 2¹ = 343054511 is a prime.

Together with 343054511, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (343054511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171527256 + 171527257.

It is an arithmetic number, because the mean of its divisors is an integer number (171527257).

Almost surely, 2^343054513 is an apocalyptic number.

It is an amenable number.

343054513 is a deficient number, since it is larger than the sum of its proper divisors (1).

343054513 is an equidigital number, since it uses as much as digits as its factorization.

343054513 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10800, while the sum is 28.

The square root of 343054513 is about 18521.7308316475. The cubic root of 343054513 is about 700.0370817091.

The spelling of 343054513 in words is "three hundred forty-three million, fifty-four thousand, five hundred thirteen".