5194708309 has 16 divisors (see below), whose sum is σ = 6559342848. Its totient is φ = 4008483072.

The previous prime is 5194708307. The next prime is 5194708339. The reversal of 5194708309 is 9038074915.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 5194708309 - 2¹ = 5194708307 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 (5194708303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 946242 + ... + 951715.

It is an arithmetic number, because the mean of its divisors is an integer number (409958928).

Almost surely, 2^5194708309 is an apocalyptic number.

It is an amenable number.

5194708309 is a deficient number, since it is larger than the sum of its proper divisors (1364634539).

5194708309 is a wasteful number, since it uses less digits than its factorization.

5194708309 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1898004.

The product of its (nonzero) digits is 272160, while the sum is 46.

The square root of 5194708309 is about 72074.3248945143. The cubic root of 5194708309 is about 1731.8903356233.

The spelling of 5194708309 in words is "five billion, one hundred ninety-four million, seven hundred eight thousand, three hundred nine".