342371047 has 2 divisors, whose sum is σ = 342371048. Its totient is φ = 342371046.

The previous prime is 342371023. The next prime is 342371053. The reversal of 342371047 is 740173243.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 342371047 - 2¹⁹ = 341846759 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (342371647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171185523 + 171185524.

It is an arithmetic number, because the mean of its divisors is an integer number (171185524).

Almost surely, 2^342371047 is an apocalyptic number.

342371047 is a deficient number, since it is larger than the sum of its proper divisors (1).

342371047 is an equidigital number, since it uses as much as digits as its factorization.

342371047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14112, while the sum is 31.

The square root of 342371047 is about 18503.2712513220. The cubic root of 342371047 is about 699.5718790303.

The spelling of 342371047 in words is "three hundred forty-two million, three hundred seventy-one thousand, forty-seven".