343203827 has 2 divisors, whose sum is σ = 343203828. Its totient is φ = 343203826.

The previous prime is 343203811. The next prime is 343203853. The reversal of 343203827 is 728302343.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 343203827 - 2⁴ = 343203811 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 343203793 and 343203802.

It is not a weakly prime, because it can be changed into another prime (343203877) 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 as a sum of consecutive naturals, namely, 171601913 + 171601914.

It is an arithmetic number, because the mean of its divisors is an integer number (171601914).

Almost surely, 2^343203827 is an apocalyptic number.

343203827 is a deficient number, since it is larger than the sum of its proper divisors (1).

343203827 is an equidigital number, since it uses as much as digits as its factorization.

343203827 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24192, while the sum is 32.

The square root of 343203827 is about 18525.7611719465. The cubic root of 343203827 is about 700.1386303665.

The spelling of 343203827 in words is "three hundred forty-three million, two hundred three thousand, eight hundred twenty-seven".