344740163 has 2 divisors, whose sum is σ = 344740164. Its totient is φ = 344740162.

The previous prime is 344740147. The next prime is 344740171. The reversal of 344740163 is 361047443.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 344740163 - 2⁴ = 344740147 is a prime.

It is not a weakly prime, because it can be changed into another prime (344742163) 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, 172370081 + 172370082.

It is an arithmetic number, because the mean of its divisors is an integer number (172370082).

Almost surely, 2^344740163 is an apocalyptic number.

344740163 is a deficient number, since it is larger than the sum of its proper divisors (1).

344740163 is an equidigital number, since it uses as much as digits as its factorization.

344740163 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 344740163 is about 18567.1797266036. The cubic root of 344740163 is about 701.1817880552.

The spelling of 344740163 in words is "three hundred forty-four million, seven hundred forty thousand, one hundred sixty-three".