4791340309 has 4 divisors (see below), whose sum is σ = 5475817504. Its totient is φ = 4106863116.

The previous prime is 4791340297. The next prime is 4791340321. The reversal of 4791340309 is 9030431974.

It is a happy number.

4791340309 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (4791340297) and next prime (4791340321).

It is a cyclic number.

It is not a de Polignac number, because 4791340309 - 2⁵ = 4791340277 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 (4791340339) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 342238587 + ... + 342238600.

It is an arithmetic number, because the mean of its divisors is an integer number (1368954376).

Almost surely, 2^4791340309 is an apocalyptic number.

It is an amenable number.

4791340309 is a deficient number, since it is larger than the sum of its proper divisors (684477195).

4791340309 is an equidigital number, since it uses as much as digits as its factorization.

4791340309 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 684477194.

The product of its (nonzero) digits is 81648, while the sum is 40.

The square root of 4791340309 is about 69219.5081534100. The cubic root of 4791340309 is about 1685.8502940791.

The spelling of 4791340309 in words is "four billion, seven hundred ninety-one million, three hundred forty thousand, three hundred nine".