342643127 has 2 divisors, whose sum is σ = 342643128. Its totient is φ = 342643126.

The previous prime is 342643087. The next prime is 342643141. The reversal of 342643127 is 721346243.

It is a strong prime.

It is an emirp because it is prime and its reverse (721346243) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 342643127 - 2¹⁴ = 342626743 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 342643093 and 342643102.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (342643187) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171321563 + 171321564.

It is an arithmetic number, because the mean of its divisors is an integer number (171321564).

Almost surely, 2^342643127 is an apocalyptic number.

342643127 is a deficient number, since it is larger than the sum of its proper divisors (1).

342643127 is an equidigital number, since it uses as much as digits as its factorization.

342643127 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24192, while the sum is 32.

The square root of 342643127 is about 18510.6220046761. The cubic root of 342643127 is about 699.7571450064.

The spelling of 342643127 in words is "three hundred forty-two million, six hundred forty-three thousand, one hundred twenty-seven".