343413137 has 2 divisors, whose sum is σ = 343413138. Its totient is φ = 343413136.

The previous prime is 343413121. The next prime is 343413139. The reversal of 343413137 is 731314343.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 195328576 + 148084561 = 13976^2 + 12169^2 .

It is an emirp because it is prime and its reverse (731314343) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 343413137 - 2⁴ = 343413121 is a prime.

Together with 343413139, 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 (343413139) 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, 171706568 + 171706569.

It is an arithmetic number, because the mean of its divisors is an integer number (171706569).

Almost surely, 2^343413137 is an apocalyptic number.

It is an amenable number.

343413137 is a deficient number, since it is larger than the sum of its proper divisors (1).

343413137 is an equidigital number, since it uses as much as digits as its factorization.

343413137 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9072, while the sum is 29.

The square root of 343413137 is about 18531.4094714892. The cubic root of 343413137 is about 700.2809328157.

The spelling of 343413137 in words is "three hundred forty-three million, four hundred thirteen thousand, one hundred thirty-seven".