5319315965 has 8 divisors (see below), whose sum is σ = 6388900440. Its totient is φ = 4251638592.

The previous prime is 5319315917. The next prime is 5319315977. The reversal of 5319315965 is 5695139135.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 209496676 + 5109819289 = 14474^2 + 71483^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5319315965 - 2⁸ = 5319315709 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 470630 + ... + 481799.

It is an arithmetic number, because the mean of its divisors is an integer number (798612555).

Almost surely, 2^5319315965 is an apocalyptic number.

It is an amenable number.

5319315965 is a deficient number, since it is larger than the sum of its proper divisors (1069584475).

5319315965 is a wasteful number, since it uses less digits than its factorization.

5319315965 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 953551.

The product of its digits is 546750, while the sum is 47.

The square root of 5319315965 is about 72933.6408319234. The cubic root of 5319315965 is about 1745.6289241271.

The spelling of 5319315965 in words is "five billion, three hundred nineteen million, three hundred fifteen thousand, nine hundred sixty-five".