342102419 has 2 divisors, whose sum is σ = 342102420. Its totient is φ = 342102418.

The previous prime is 342102389. The next prime is 342102421. The reversal of 342102419 is 914201243.

It is a strong prime.

It is an emirp because it is prime and its reverse (914201243) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-342102419 is a prime.

It is a super-2 number, since 2×342102419² = 234068130171303122, which contains 22 as substring.

Together with 342102421, 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 (342102499) 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, 171051209 + 171051210.

It is an arithmetic number, because the mean of its divisors is an integer number (171051210).

Almost surely, 2^342102419 is an apocalyptic number.

342102419 is a deficient number, since it is larger than the sum of its proper divisors (1).

342102419 is an equidigital number, since it uses as much as digits as its factorization.

342102419 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 342102419 is about 18496.0108942442. The cubic root of 342102419 is about 699.3888672881.

The spelling of 342102419 in words is "three hundred forty-two million, one hundred two thousand, four hundred nineteen".