340446203 has 2 divisors, whose sum is σ = 340446204. Its totient is φ = 340446202.

The previous prime is 340446173. The next prime is 340446217. The reversal of 340446203 is 302644043.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 340446203 - 2¹⁴ = 340429819 is a prime.

It is not a weakly prime, because it can be changed into another prime (340440203) 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 as a sum of consecutive naturals, namely, 170223101 + 170223102.

It is an arithmetic number, because the mean of its divisors is an integer number (170223102).

Almost surely, 2^340446203 is an apocalyptic number.

340446203 is a deficient number, since it is larger than the sum of its proper divisors (1).

340446203 is an equidigital number, since it uses as much as digits as its factorization.

340446203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6912, while the sum is 26.

The square root of 340446203 is about 18451.1843251321. The cubic root of 340446203 is about 698.2583935902.

The spelling of 340446203 in words is "three hundred forty million, four hundred forty-six thousand, two hundred three".