343312873 has 2 divisors, whose sum is σ = 343312874. Its totient is φ = 343312872.

The previous prime is 343312867. The next prime is 343312883. The reversal of 343312873 is 378213343.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 332989504 + 10323369 = 18248^2 + 3213^2 .

It is a cyclic number.

It is not a de Polignac number, because 343312873 - 2²⁵ = 309758441 is a prime.

It is not a weakly prime, because it can be changed into another prime (343312813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171656436 + 171656437.

It is an arithmetic number, because the mean of its divisors is an integer number (171656437).

Almost surely, 2^343312873 is an apocalyptic number.

It is an amenable number.

343312873 is a deficient number, since it is larger than the sum of its proper divisors (1).

343312873 is an equidigital number, since it uses as much as digits as its factorization.

343312873 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 36288, while the sum is 34.

The square root of 343312873 is about 18528.7040291543. The cubic root of 343312873 is about 700.2127740935.

The spelling of 343312873 in words is "three hundred forty-three million, three hundred twelve thousand, eight hundred seventy-three".