342124219 has 2 divisors, whose sum is σ = 342124220. Its totient is φ = 342124218.

The previous prime is 342124217. The next prime is 342124229. The reversal of 342124219 is 912421243.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 342124219 - 2¹ = 342124217 is a prime.

It is a super-2 number, since 2×342124219² = 234097962452719922, which contains 22 as substring.

Together with 342124217, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (342124217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171062109 + 171062110.

It is an arithmetic number, because the mean of its divisors is an integer number (171062110).

Almost surely, 2^342124219 is an apocalyptic number.

342124219 is a deficient number, since it is larger than the sum of its proper divisors (1).

342124219 is an equidigital number, since it uses as much as digits as its factorization.

342124219 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3456, while the sum is 28.

The square root of 342124219 is about 18496.6002011180. The cubic root of 342124219 is about 699.4037228330.

The spelling of 342124219 in words is "three hundred forty-two million, one hundred twenty-four thousand, two hundred nineteen".