8317377919 has 4 divisors (see below), whose sum is σ = 8319746344. Its totient is φ = 8315009496.

The previous prime is 8317377911. The next prime is 8317377941. The reversal of 8317377919 is 9197737138.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 8317377919 - 2³ = 8317377911 is a prime.

It is a super-2 number, since 2×8317377919² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 8317377919.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8317377911) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1178937 + ... + 1185970.

It is an arithmetic number, because the mean of its divisors is an integer number (2079936586).

Almost surely, 2^8317377919 is an apocalyptic number.

8317377919 is a deficient number, since it is larger than the sum of its proper divisors (2368425).

8317377919 is a wasteful number, since it uses less digits than its factorization.

8317377919 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2368424.

The product of its digits is 2000376, while the sum is 55.

The square root of 8317377919 is about 91199.6596430052. The cubic root of 8317377919 is about 2026.1059178047.

The spelling of 8317377919 in words is "eight billion, three hundred seventeen million, three hundred seventy-seven thousand, nine hundred nineteen".