5137313 has 4 divisors (see below), whose sum is σ = 5144340. Its totient is φ = 5130288.

The previous prime is 5137309. The next prime is 5137357. The reversal of 5137313 is 3137315.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2486929 + 2650384 = 1577^2 + 1628^2 .

It is a cyclic number.

It is not a de Polignac number, because 5137313 - 2² = 5137309 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5137373) 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 3 ways as a sum of consecutive naturals, for example, 2270 + ... + 3927.

It is an arithmetic number, because the mean of its divisors is an integer number (1286085).

Almost surely, 2^5137313 is an apocalyptic number.

It is an amenable number.

5137313 is a deficient number, since it is larger than the sum of its proper divisors (7027).

5137313 is an equidigital number, since it uses as much as digits as its factorization.

5137313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7026.

The product of its digits is 945, while the sum is 23.

The square root of 5137313 is about 2266.5641398381. The cubic root of 5137313 is about 172.5488260581.

The spelling of 5137313 in words is "five million, one hundred thirty-seven thousand, three hundred thirteen".