344240147 has 2 divisors, whose sum is σ = 344240148. Its totient is φ = 344240146.

The previous prime is 344240129. The next prime is 344240201. The reversal of 344240147 is 741042443.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 344240147 - 2¹² = 344236051 is a prime.

It is not a weakly prime, because it can be changed into another prime (344240947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172120073 + 172120074.

It is an arithmetic number, because the mean of its divisors is an integer number (172120074).

Almost surely, 2^344240147 is an apocalyptic number.

344240147 is a deficient number, since it is larger than the sum of its proper divisors (1).

344240147 is an equidigital number, since it uses as much as digits as its factorization.

344240147 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10752, while the sum is 29.

The square root of 344240147 is about 18553.7097907669. The cubic root of 344240147 is about 700.8426227037.

The spelling of 344240147 in words is "three hundred forty-four million, two hundred forty thousand, one hundred forty-seven".