342240071 has 2 divisors, whose sum is σ = 342240072. Its totient is φ = 342240070.

The previous prime is 342240043. The next prime is 342240083. The reversal of 342240071 is 170042243.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 342240071 - 2⁶ = 342240007 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (342240011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171120035 + 171120036.

It is an arithmetic number, because the mean of its divisors is an integer number (171120036).

Almost surely, 2^342240071 is an apocalyptic number.

342240071 is a deficient number, since it is larger than the sum of its proper divisors (1).

342240071 is an equidigital number, since it uses as much as digits as its factorization.

342240071 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1344, while the sum is 23.

The square root of 342240071 is about 18499.7316467023. The cubic root of 342240071 is about 699.4826592459.

The spelling of 342240071 in words is "three hundred forty-two million, two hundred forty thousand, seventy-one".