343404101 has 2 divisors, whose sum is σ = 343404102. Its totient is φ = 343404100.

The previous prime is 343404077. The next prime is 343404181. The reversal of 343404101 is 101404343.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 268927201 + 74476900 = 16399^2 + 8630^2 .

It is an emirp because it is prime and its reverse (101404343) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-343404101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (343404181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171702050 + 171702051.

It is an arithmetic number, because the mean of its divisors is an integer number (171702051).

Almost surely, 2^343404101 is an apocalyptic number.

It is an amenable number.

343404101 is a deficient number, since it is larger than the sum of its proper divisors (1).

343404101 is an equidigital number, since it uses as much as digits as its factorization.

343404101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 343404101 is about 18531.1656675990. The cubic root of 343404101 is about 700.2747907540.

Adding to 343404101 its reverse (101404343), we get a palindrome (444808444).

The spelling of 343404101 in words is "three hundred forty-three million, four hundred four thousand, one hundred one".