343120619 has 2 divisors, whose sum is σ = 343120620. Its totient is φ = 343120618.

The previous prime is 343120567. The next prime is 343120637. The reversal of 343120619 is 916021343.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 343120619 - 2⁸ = 343120363 is a prime.

It is a super-2 number, since 2×343120619² = 235463518365886322, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 343120591 and 343120600.

It is not a weakly prime, because it can be changed into another prime (343120649) 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, 171560309 + 171560310.

It is an arithmetic number, because the mean of its divisors is an integer number (171560310).

Almost surely, 2^343120619 is an apocalyptic number.

343120619 is a deficient number, since it is larger than the sum of its proper divisors (1).

343120619 is an equidigital number, since it uses as much as digits as its factorization.

343120619 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3888, while the sum is 29.

The square root of 343120619 is about 18523.5152981285. The cubic root of 343120619 is about 700.0820441251.

The spelling of 343120619 in words is "three hundred forty-three million, one hundred twenty thousand, six hundred nineteen".