344508977 has 2 divisors, whose sum is σ = 344508978. Its totient is φ = 344508976.

The previous prime is 344508959. The next prime is 344508979. The reversal of 344508977 is 779805443.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 273207841 + 71301136 = 16529^2 + 8444^2 .

It is a cyclic number.

It is not a de Polignac number, because 344508977 - 2⁸ = 344508721 is a prime.

Together with 344508979, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (344508979) 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, 172254488 + 172254489.

It is an arithmetic number, because the mean of its divisors is an integer number (172254489).

Almost surely, 2^344508977 is an apocalyptic number.

It is an amenable number.

344508977 is a deficient number, since it is larger than the sum of its proper divisors (1).

344508977 is an equidigital number, since it uses as much as digits as its factorization.

344508977 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 846720, while the sum is 47.

The square root of 344508977 is about 18560.9530197132. The cubic root of 344508977 is about 701.0250133016.

The spelling of 344508977 in words is "three hundred forty-four million, five hundred eight thousand, nine hundred seventy-seven".