5139289 has 3 divisors (see below), whose sum is σ = 5141557. Its totient is φ = 5137022.

The previous prime is 5139271. The next prime is 5139301. The reversal of 5139289 is 9829315.

The square root of 5139289 is 2267.

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 is not a de Polignac number, because 5139289 - 2⁵ = 5139257 is a prime.

It is a Duffinian number.

5139289 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (5139259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 1134 + ... + 3400.

Almost surely, 2^5139289 is an apocalyptic number.

5139289 is the 2267-th square number.

5139289 is the 1134-th centered octagonal number.

It is an amenable number.

5139289 is a deficient number, since it is larger than the sum of its proper divisors (2268).

5139289 is an frugal number, since it uses more digits than its factorization.

5139289 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4534 (or 2267 counting only the distinct ones).

The product of its digits is 19440, while the sum is 37.

The cubic root of 5139289 is about 172.5709461025.

It can be divided in two parts, 51 and 39289, that added together give a triangular number (39340 = T₂₈₀).

The spelling of 5139289 in words is "five million, one hundred thirty-nine thousand, two hundred eighty-nine".