5316309 has 12 divisors (see below), whose sum is σ = 7944300. Its totient is φ = 3421824.

The previous prime is 5316307. The next prime is 5316323. The reversal of 5316309 is 9036135.

It can be written as a sum of positive squares in 2 ways, for example, as 3294225 + 2022084 = 1815^2 + 1422^2 .

It is not a de Polignac number, because 5316309 - 2¹ = 5316307 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5316301) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9924 + ... + 10445.

It is an arithmetic number, because the mean of its divisors is an integer number (662025).

Almost surely, 2^5316309 is an apocalyptic number.

It is an amenable number.

5316309 is a deficient number, since it is larger than the sum of its proper divisors (2627991).

5316309 is a wasteful number, since it uses less digits than its factorization.

5316309 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20404 (or 20401 counting only the distinct ones).

The product of its (nonzero) digits is 2430, while the sum is 27.

The square root of 5316309 is about 2305.7122543804. The cubic root of 5316309 is about 174.5299932298.

It can be divided in two parts, 5316 and 309, that added together give a square (5625 = 75²).

The spelling of 5316309 in words is "five million, three hundred sixteen thousand, three hundred nine".