5369518729 has 3 divisors (see below), whose sum is σ = 5369592007. Its totient is φ = 5369445452.

The previous prime is 5369518703. The next prime is 5369518753. The reversal of 5369518729 is 9278159635.

The square root of 5369518729 is 73277.

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

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in only one way, i.e., 833765625 + 4535753104 = 28875^2 + 67348^2 .

It is not a de Polignac number, because 5369518729 - 2¹⁷ = 5369387657 is a prime.

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 5369518729.

It is not an unprimeable number, because it can be changed into a prime (5369518529) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 36639 + ... + 109915.

Almost surely, 2^5369518729 is an apocalyptic number.

5369518729 is the 73277-th square number.

5369518729 is the 36639-th centered octagonal number.

It is an amenable number.

5369518729 is a deficient number, since it is larger than the sum of its proper divisors (73278).

5369518729 is an frugal number, since it uses more digits than its factorization.

5369518729 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146554 (or 73277 counting only the distinct ones).

The product of its digits is 4082400, while the sum is 55.

The cubic root of 5369518729 is about 1751.1033835121.

The spelling of 5369518729 in words is "five billion, three hundred sixty-nine million, five hundred eighteen thousand, seven hundred twenty-nine".