5418309 has 12 divisors (see below), whose sum is σ = 7823616. Its totient is φ = 3334032.

The previous prime is 5418299. The next prime is 5418313. The reversal of 5418309 is 9038145.

It is not a de Polignac number, because 5418309 - 2⁴ = 5418293 is a prime.

It is an Ulam number.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5410309) 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 11 ways as a sum of consecutive naturals, for example, 4837 + ... + 5850.

It is an arithmetic number, because the mean of its divisors is an integer number (651968).

Almost surely, 2^5418309 is an apocalyptic number.

It is an amenable number.

5418309 is a deficient number, since it is larger than the sum of its proper divisors (2405307).

5418309 is a wasteful number, since it uses less digits than its factorization.

5418309 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10716 (or 10703 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 30.

The square root of 5418309 is about 2327.7261436862. The cubic root of 5418309 is about 175.6391215115.

The spelling of 5418309 in words is "five million, four hundred eighteen thousand, three hundred nine".