343132987 has 2 divisors, whose sum is σ = 343132988. Its totient is φ = 343132986.

The previous prime is 343132969. The next prime is 343133009. The reversal of 343132987 is 789231343.

It is a weak prime.

It is an emirp because it is prime and its reverse (789231343) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 343132987 - 2¹¹ = 343130939 is a prime.

It is not a weakly prime, because it can be changed into another prime (343132187) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171566493 + 171566494.

It is an arithmetic number, because the mean of its divisors is an integer number (171566494).

Almost surely, 2^343132987 is an apocalyptic number.

343132987 is a deficient number, since it is larger than the sum of its proper divisors (1).

343132987 is an equidigital number, since it uses as much as digits as its factorization.

343132987 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 108864, while the sum is 40.

The square root of 343132987 is about 18523.8491410398. The cubic root of 343132987 is about 700.0904556575.

The spelling of 343132987 in words is "three hundred forty-three million, one hundred thirty-two thousand, nine hundred eighty-seven".