311034859 has 2 divisors, whose sum is σ = 311034860. Its totient is φ = 311034858.

The previous prime is 311034851. The next prime is 311034881. The reversal of 311034859 is 958430113.

It is a weak prime.

It is an emirp because it is prime and its reverse (958430113) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 311034859 - 2³ = 311034851 is a prime.

It is not a weakly prime, because it can be changed into another prime (311034851) 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, 155517429 + 155517430.

It is an arithmetic number, because the mean of its divisors is an integer number (155517430).

Almost surely, 2^311034859 is an apocalyptic number.

311034859 is a deficient number, since it is larger than the sum of its proper divisors (1).

311034859 is an equidigital number, since it uses as much as digits as its factorization.

311034859 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12960, while the sum is 34.

The square root of 311034859 is about 17636.1803971268. The cubic root of 311034859 is about 677.5422078523.

The spelling of 311034859 in words is "three hundred eleven million, thirty-four thousand, eight hundred fifty-nine".