5139497 has 8 divisors (see below), whose sum is σ = 5726592. Its totient is φ = 4572400.

The previous prime is 5139493. The next prime is 5139509. The reversal of 5139497 is 7949315.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5139497 - 2² = 5139493 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5139497.

It is not an unprimeable number, because it can be changed into a prime (5139493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4454 + ... + 5487.

It is an arithmetic number, because the mean of its divisors is an integer number (715824).

Almost surely, 2^5139497 is an apocalyptic number.

It is an amenable number.

5139497 is a deficient number, since it is larger than the sum of its proper divisors (587095).

5139497 is a wasteful number, since it uses less digits than its factorization.

5139497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9999.

The product of its digits is 34020, while the sum is 38.

The square root of 5139497 is about 2267.0458751424. The cubic root of 5139497 is about 172.5732741983.

The spelling of 5139497 in words is "five million, one hundred thirty-nine thousand, four hundred ninety-seven".