5011009 has 4 divisors (see below), whose sum is σ = 5026480. Its totient is φ = 4995540.

The previous prime is 5011007. The next prime is 5011031. The reversal of 5011009 is 9001105.

5011009 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, and also an emirpimes, since its reverse is a distinct semiprime: 9001105 = 5 ⋅1800221.

It is a cyclic number.

It is not a de Polignac number, because 5011009 - 2¹ = 5011007 is a prime.

It is a super-2 number, since 2×5011009² = 50220422396162, which contains 22 as substring.

It is a Duffinian number.

5011009 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 5010983 and 5011001.

It is not an unprimeable number, because it can be changed into a prime (5011001) 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, 7239 + ... + 7900.

It is an arithmetic number, because the mean of its divisors is an integer number (1256620).

Almost surely, 2^5011009 is an apocalyptic number.

It is an amenable number.

5011009 is a deficient number, since it is larger than the sum of its proper divisors (15471).

5011009 is a wasteful number, since it uses less digits than its factorization.

5011009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15470.

The product of its (nonzero) digits is 45, while the sum is 16.

The square root of 5011009 is about 2238.5283111902. The cubic root of 5011009 is about 171.1230035056.

The spelling of 5011009 in words is "five million, eleven thousand, nine".