319242211 has 2 divisors, whose sum is σ = 319242212. Its totient is φ = 319242210.

The previous prime is 319242197. The next prime is 319242221. The reversal of 319242211 is 112242913.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 319242211 - 2⁷ = 319242083 is a prime.

It is not a weakly prime, because it can be changed into another prime (319242221) 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, 159621105 + 159621106.

It is an arithmetic number, because the mean of its divisors is an integer number (159621106).

Almost surely, 2^319242211 is an apocalyptic number.

319242211 is a deficient number, since it is larger than the sum of its proper divisors (1).

319242211 is an equidigital number, since it uses as much as digits as its factorization.

319242211 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 864, while the sum is 25.

The square root of 319242211 is about 17867.3504191304. The cubic root of 319242211 is about 683.4500348505.

The spelling of 319242211 in words is "three hundred nineteen million, two hundred forty-two thousand, two hundred eleven".