344380243 has 2 divisors, whose sum is σ = 344380244. Its totient is φ = 344380242.

The previous prime is 344380229. The next prime is 344380247. The reversal of 344380243 is 342083443.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 344380243 - 2¹³ = 344372051 is a prime.

It is not a weakly prime, because it can be changed into another prime (344380247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172190121 + 172190122.

It is an arithmetic number, because the mean of its divisors is an integer number (172190122).

Almost surely, 2^344380243 is an apocalyptic number.

344380243 is a deficient number, since it is larger than the sum of its proper divisors (1).

344380243 is an equidigital number, since it uses as much as digits as its factorization.

344380243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27648, while the sum is 31.

The square root of 344380243 is about 18557.4848241889. The cubic root of 344380243 is about 700.9376841817.

The spelling of 344380243 in words is "three hundred forty-four million, three hundred eighty thousand, two hundred forty-three".