319016461 has 2 divisors, whose sum is σ = 319016462. Its totient is φ = 319016460.

The previous prime is 319016329. The next prime is 319016473. The reversal of 319016461 is 164610913.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 253000836 + 66015625 = 15906^2 + 8125^2 .

It is an emirp because it is prime and its reverse (164610913) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 319016461 - 2¹³ = 319008269 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (319016491) 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, 159508230 + 159508231.

It is an arithmetic number, because the mean of its divisors is an integer number (159508231).

Almost surely, 2^319016461 is an apocalyptic number.

It is an amenable number.

319016461 is a deficient number, since it is larger than the sum of its proper divisors (1).

319016461 is an equidigital number, since it uses as much as digits as its factorization.

319016461 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3888, while the sum is 31.

The square root of 319016461 is about 17861.0319130783. The cubic root of 319016461 is about 683.2888978178.

The spelling of 319016461 in words is "three hundred nineteen million, sixteen thousand, four hundred sixty-one".