5020340309 has 4 divisors (see below), whose sum is σ = 5030649504. Its totient is φ = 5010031116.

The previous prime is 5020340287. The next prime is 5020340323. The reversal of 5020340309 is 9030430205.

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 a cyclic number.

It is not a de Polignac number, because 5020340309 - 2¹² = 5020336213 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 (5020340009) 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, 5153867 + ... + 5154840.

It is an arithmetic number, because the mean of its divisors is an integer number (1257662376).

Almost surely, 2^5020340309 is an apocalyptic number.

It is an amenable number.

5020340309 is a deficient number, since it is larger than the sum of its proper divisors (10309195).

5020340309 is a wasteful number, since it uses less digits than its factorization.

5020340309 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10309194.

The product of its (nonzero) digits is 3240, while the sum is 26.

The square root of 5020340309 is about 70854.3598446842. The cubic root of 5020340309 is about 1712.2915720830.

The spelling of 5020340309 in words is "five billion, twenty million, three hundred forty thousand, three hundred nine".