5318639041 has 9 divisors (see below), whose sum is σ = 5358684009. Its totient is φ = 5278892736.

The previous prime is 5318639033. The next prime is 5318639077. The reversal of 5318639041 is 1409368135.

The square root of 5318639041 is 72929.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 3877677441 + 1440961600 = 62271^2 + 37960^2 .

It is not a de Polignac number, because 5318639041 - 2³ = 5318639033 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5318638985 and 5318639003.

It is not an unprimeable number, because it can be changed into a prime (5318633041) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 16992301 + ... + 16992613.

Almost surely, 2^5318639041 is an apocalyptic number.

5318639041 is the 72929-th square number.

5318639041 is the 36465-th centered octagonal number.

It is an amenable number.

5318639041 is a deficient number, since it is larger than the sum of its proper divisors (40044968).

5318639041 is an frugal number, since it uses more digits than its factorization.

5318639041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1092 (or 546 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 40.

The cubic root of 5318639041 is about 1745.5548727359.

The spelling of 5318639041 in words is "five billion, three hundred eighteen million, six hundred thirty-nine thousand, forty-one".