344187113 has 2 divisors, whose sum is σ = 344187114. Its totient is φ = 344187112.

The previous prime is 344187101. The next prime is 344187149. The reversal of 344187113 is 311781443.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 195664144 + 148522969 = 13988^2 + 12187^2 .

It is an emirp because it is prime and its reverse (311781443) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 344187113 - 2¹⁶ = 344121577 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 344187113.

It is not a weakly prime, because it can be changed into another prime (344181113) 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, 172093556 + 172093557.

It is an arithmetic number, because the mean of its divisors is an integer number (172093557).

Almost surely, 2^344187113 is an apocalyptic number.

It is an amenable number.

344187113 is a deficient number, since it is larger than the sum of its proper divisors (1).

344187113 is an equidigital number, since it uses as much as digits as its factorization.

344187113 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8064, while the sum is 32.

The square root of 344187113 is about 18552.2805336702. The cubic root of 344187113 is about 700.8066300041.

The spelling of 344187113 in words is "three hundred forty-four million, one hundred eighty-seven thousand, one hundred thirteen".