5301278361 has 10 divisors (see below), whose sum is σ = 7919193722. Its totient is φ = 3534185520.

The previous prime is 5301278291. The next prime is 5301278363. The reversal of 5301278361 is 1638721035.

It can be written as a sum of positive squares in only one way, i.e., 5294745225 + 6533136 = 72765^2 + 2556^2 .

It is not a de Polignac number, because 5301278361 - 2¹⁹ = 5300754073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5301278363) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 32723860 + ... + 32724021.

Almost surely, 2^5301278361 is an apocalyptic number.

It is an amenable number.

5301278361 is a deficient number, since it is larger than the sum of its proper divisors (2617915361).

5301278361 is an equidigital number, since it uses as much as digits as its factorization.

5301278361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65447893 (or 65447884 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

The square root of 5301278361 is about 72809.8781828400. The cubic root of 5301278361 is about 1743.6535685834.

Adding to 5301278361 its reverse (1638721035), we get a palindrome (6939999396).

The spelling of 5301278361 in words is "five billion, three hundred one million, two hundred seventy-eight thousand, three hundred sixty-one".