5139437 has 4 divisors (see below), whose sum is σ = 5155296. Its totient is φ = 5123580.

The previous prime is 5139427. The next prime is 5139451. The reversal of 5139437 is 7349315.

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 a cyclic number.

It is not a de Polignac number, because 5139437 - 2¹⁸ = 4877293 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5139427) 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, 7433 + ... + 8094.

It is an arithmetic number, because the mean of its divisors is an integer number (1288824).

Almost surely, 2^5139437 is an apocalyptic number.

It is an amenable number.

5139437 is a deficient number, since it is larger than the sum of its proper divisors (15859).

5139437 is a wasteful number, since it uses less digits than its factorization.

5139437 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15858.

The product of its digits is 11340, while the sum is 32.

The square root of 5139437 is about 2267.0326420235. The cubic root of 5139437 is about 172.5726026387.

The spelling of 5139437 in words is "five million, one hundred thirty-nine thousand, four hundred thirty-seven".