5143239 has 6 divisors (see below), whose sum is σ = 7429136. Its totient is φ = 3428820.

The previous prime is 5143217. The next prime is 5143249. The reversal of 5143239 is 9323415.

It is not a de Polignac number, because 5143239 - 2¹⁵ = 5110471 is a prime.

It is a super-2 number, since 2×5143239² = 52905814822242, 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 (5143249) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 285727 + ... + 285744.

Almost surely, 2^5143239 is an apocalyptic number.

5143239 is a deficient number, since it is larger than the sum of its proper divisors (2285897).

5143239 is a wasteful number, since it uses less digits than its factorization.

5143239 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 571477 (or 571474 counting only the distinct ones).

The product of its digits is 3240, while the sum is 27.

The square root of 5143239 is about 2267.8710280790. The cubic root of 5143239 is about 172.6151468129.

The spelling of 5143239 in words is "five million, one hundred forty-three thousand, two hundred thirty-nine".