319450463 has 2 divisors, whose sum is σ = 319450464. Its totient is φ = 319450462.

The previous prime is 319450441. The next prime is 319450471. The reversal of 319450463 is 364054913.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (364054913) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 319450463 - 2¹⁰ = 319449439 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (319450433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 159725231 + 159725232.

It is an arithmetic number, because the mean of its divisors is an integer number (159725232).

Almost surely, 2^319450463 is an apocalyptic number.

319450463 is a deficient number, since it is larger than the sum of its proper divisors (1).

319450463 is an equidigital number, since it uses as much as digits as its factorization.

319450463 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 38880, while the sum is 35.

The square root of 319450463 is about 17873.1771937728. The cubic root of 319450463 is about 683.5986147210.

It can be divided in two parts, 319450 and 463, that added together give a palindrome (319913).

The spelling of 319450463 in words is "three hundred nineteen million, four hundred fifty thousand, four hundred sixty-three".