342305087 has 2 divisors, whose sum is σ = 342305088. Its totient is φ = 342305086.

The previous prime is 342305057. The next prime is 342305107. The reversal of 342305087 is 780503243.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 342305087 - 2¹² = 342300991 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (342305027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171152543 + 171152544.

It is an arithmetic number, because the mean of its divisors is an integer number (171152544).

Almost surely, 2^342305087 is an apocalyptic number.

342305087 is a deficient number, since it is larger than the sum of its proper divisors (1).

342305087 is an equidigital number, since it uses as much as digits as its factorization.

342305087 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20160, while the sum is 32.

The square root of 342305087 is about 18501.4887779335. The cubic root of 342305087 is about 699.5269504602.

The spelling of 342305087 in words is "three hundred forty-two million, three hundred five thousand, eighty-seven".