5143243247 has 4 divisors (see below), whose sum is σ = 5413940280. Its totient is φ = 4872546216.

The previous prime is 5143243241. The next prime is 5143243253. The reversal of 5143243247 is 7423423415.

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

It is an interprime number because it is at equal distance from previous prime (5143243241) and next prime (5143243253).

It is a cyclic number.

It is not a de Polignac number, because 5143243247 - 2¹⁴ = 5143226863 is a prime.

It is a super-2 number, since 2×5143243247² = 52905902195622206018, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5143243241) 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, 135348488 + ... + 135348525.

It is an arithmetic number, because the mean of its divisors is an integer number (1353485070).

Almost surely, 2^5143243247 is an apocalyptic number.

5143243247 is a deficient number, since it is larger than the sum of its proper divisors (270697033).

5143243247 is a wasteful number, since it uses less digits than its factorization.

5143243247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270697032.

The product of its digits is 80640, while the sum is 35.

The square root of 5143243247 is about 71716.4084920599. The cubic root of 5143243247 is about 1726.1519432483.

The spelling of 5143243247 in words is "five billion, one hundred forty-three million, two hundred forty-three thousand, two hundred forty-seven".