343135019 has 2 divisors, whose sum is σ = 343135020. Its totient is φ = 343135018.

The previous prime is 343134971. The next prime is 343135043. The reversal of 343135019 is 910531343.

It is a strong prime.

It is an emirp because it is prime and its reverse (910531343) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 343135019 - 2¹² = 343130923 is a prime.

It is a super-2 number, since 2×343135019² = 235483282528260722, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 343134982 and 343135000.

It is not a weakly prime, because it can be changed into another prime (343135099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171567509 + 171567510.

It is an arithmetic number, because the mean of its divisors is an integer number (171567510).

Almost surely, 2^343135019 is an apocalyptic number.

343135019 is a deficient number, since it is larger than the sum of its proper divisors (1).

343135019 is an equidigital number, since it uses as much as digits as its factorization.

343135019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4860, while the sum is 29.

The square root of 343135019 is about 18523.9039891703. The cubic root of 343135019 is about 700.0918376106.

The spelling of 343135019 in words is "three hundred forty-three million, one hundred thirty-five thousand, nineteen".