343444001 has 2 divisors, whose sum is σ = 343444002. Its totient is φ = 343444000.

The previous prime is 343443983. The next prime is 343444007. The reversal of 343444001 is 100444343.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 297217600 + 46226401 = 17240^2 + 6799^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-343444001 is a prime.

It is not a weakly prime, because it can be changed into another prime (343444007) 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, 171722000 + 171722001.

It is an arithmetic number, because the mean of its divisors is an integer number (171722001).

Almost surely, 2^343444001 is an apocalyptic number.

It is an amenable number.

343444001 is a deficient number, since it is larger than the sum of its proper divisors (1).

343444001 is an equidigital number, since it uses as much as digits as its factorization.

343444001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 343444001 is about 18532.2422010937. The cubic root of 343444001 is about 700.3019112630.

Adding to 343444001 its reverse (100444343), we get a palindrome (443888344).

The spelling of 343444001 in words is "three hundred forty-three million, four hundred forty-four thousand, one".