5243173369 has 4 divisors (see below), whose sum is σ = 5992198144. Its totient is φ = 4494148596.

The previous prime is 5243173361. The next prime is 5243173379. The reversal of 5243173369 is 9633713425.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 5243173369 - 2³ = 5243173361 is a prime.

It is a super-2 number, since 2×5243173369² = 54981733954781620322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5243173361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 374512377 + ... + 374512390.

It is an arithmetic number, because the mean of its divisors is an integer number (1498049536).

Almost surely, 2^5243173369 is an apocalyptic number.

It is an amenable number.

5243173369 is a deficient number, since it is larger than the sum of its proper divisors (749024775).

5243173369 is an equidigital number, since it uses as much as digits as its factorization.

5243173369 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 749024774.

The product of its digits is 408240, while the sum is 43.

The square root of 5243173369 is about 72409.7601777550. The cubic root of 5243173369 is about 1737.2596766035.

The spelling of 5243173369 in words is "five billion, two hundred forty-three million, one hundred seventy-three thousand, three hundred sixty-nine".