5137613 has 4 divisors (see below), whose sum is σ = 5532828. Its totient is φ = 4742400.

The previous prime is 5137547. The next prime is 5137651. The reversal of 5137613 is 3167315.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3167315 = 5 ⋅633463.

It can be written as a sum of positive squares in 2 ways, for example, as 218089 + 4919524 = 467^2 + 2218^2 .

It is not a de Polignac number, because 5137613 - 2⁸ = 5137357 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 (5137663) 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, 197588 + ... + 197613.

It is an arithmetic number, because the mean of its divisors is an integer number (1383207).

Almost surely, 2^5137613 is an apocalyptic number.

It is an amenable number.

5137613 is a deficient number, since it is larger than the sum of its proper divisors (395215).

5137613 is a wasteful number, since it uses less digits than its factorization.

5137613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 395214.

The product of its digits is 1890, while the sum is 26.

The square root of 5137613 is about 2266.6303183360. The cubic root of 5137613 is about 172.5521847296.

The spelling of 5137613 in words is "five million, one hundred thirty-seven thousand, six hundred thirteen".