343042087 has 2 divisors, whose sum is σ = 343042088. Its totient is φ = 343042086.

The previous prime is 343042067. The next prime is 343042097. The reversal of 343042087 is 780240343.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-343042087 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (343042027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171521043 + 171521044.

It is an arithmetic number, because the mean of its divisors is an integer number (171521044).

Almost surely, 2^343042087 is an apocalyptic number.

343042087 is a deficient number, since it is larger than the sum of its proper divisors (1).

343042087 is an equidigital number, since it uses as much as digits as its factorization.

343042087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16128, while the sum is 31.

The square root of 343042087 is about 18521.3953847976. The cubic root of 343042087 is about 700.0286294413.

The spelling of 343042087 in words is "three hundred forty-three million, forty-two thousand, eighty-seven".