343087 has 2 divisors, whose sum is σ = 343088. Its totient is φ = 343086.

The previous prime is 343081. The next prime is 343127. The reversal of 343087 is 780343.

It is a weak prime.

It is an emirp because it is prime and its reverse (780343) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-343087 is a prime.

343087 is a lucky number.

It is a plaindrome in base 12.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 343087.

It is not a weakly prime, because it can be changed into another prime (343081) 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, 171543 + 171544.

It is an arithmetic number, because the mean of its divisors is an integer number (171544).

343087 is a Friedman number, since it can be written as 84+70^3+3, using all its digits and the basic arithmetic operations.

2³⁴³⁰⁸⁷ is an apocalyptic number.

343087 is a deficient number, since it is larger than the sum of its proper divisors (1).

343087 is an equidigital number, since it uses as much as digits as its factorization.

343087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 343087 is about 585.7362887853. The cubic root of 343087 is about 70.0059178670.

The spelling of 343087 in words is "three hundred forty-three thousand, eighty-seven".