5111005009 has 4 divisors (see below), whose sum is σ = 5575641840. Its totient is φ = 4646368180.

The previous prime is 5111004947. The next prime is 5111005033. The reversal of 5111005009 is 9005001115.

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 5111005009 - 2¹³ = 5110996817 is a prime.

It is a super-2 number, since 2×5111005009² = 52244744404046180162, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5111005609) 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 3 ways as a sum of consecutive naturals, for example, 232318399 + ... + 232318420.

It is an arithmetic number, because the mean of its divisors is an integer number (1393910460).

Almost surely, 2^5111005009 is an apocalyptic number.

It is an amenable number.

5111005009 is a deficient number, since it is larger than the sum of its proper divisors (464636831).

5111005009 is a wasteful number, since it uses less digits than its factorization.

5111005009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 464636830.

The product of its (nonzero) digits is 225, while the sum is 22.

The square root of 5111005009 is about 71491.2932391071. The cubic root of 5111005009 is about 1722.5378311729.

The spelling of 5111005009 in words is "five billion, one hundred eleven million, five thousand, nine".