344413957 has 2 divisors, whose sum is σ = 344413958. Its totient is φ = 344413956.

The previous prime is 344413913. The next prime is 344413973. The reversal of 344413957 is 759314443.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 174398436 + 170015521 = 13206^2 + 13039^2 .

It is a cyclic number.

It is not a de Polignac number, because 344413957 - 2¹⁹ = 343889669 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (344413997) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172206978 + 172206979.

It is an arithmetic number, because the mean of its divisors is an integer number (172206979).

Almost surely, 2^344413957 is an apocalyptic number.

It is an amenable number.

344413957 is a deficient number, since it is larger than the sum of its proper divisors (1).

344413957 is an equidigital number, since it uses as much as digits as its factorization.

344413957 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 181440, while the sum is 40.

The square root of 344413957 is about 18558.3931685909. The cubic root of 344413957 is about 700.9605568082.

The spelling of 344413957 in words is "three hundred forty-four million, four hundred thirteen thousand, nine hundred fifty-seven".