5031309 has 8 divisors (see below), whose sum is σ = 6728832. Its totient is φ = 3344000.

The previous prime is 5031287. The next prime is 5031329. The reversal of 5031309 is 9031305.

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 5031309 - 2⁹ = 5030797 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5031329) 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, 1317 + ... + 3434.

It is an arithmetic number, because the mean of its divisors is an integer number (841104).

Almost surely, 2^5031309 is an apocalyptic number.

It is an amenable number.

5031309 is a deficient number, since it is larger than the sum of its proper divisors (1697523).

5031309 is a wasteful number, since it uses less digits than its factorization.

5031309 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5107.

The product of its (nonzero) digits is 405, while the sum is 21.

The square root of 5031309 is about 2243.0579573431. The cubic root of 5031309 is about 171.3537698458.

The spelling of 5031309 in words is "five million, thirty-one thousand, three hundred nine".