5009913 has 12 divisors (see below), whose sum is σ = 7413588. Its totient is φ = 3258240.

The previous prime is 5009909. The next prime is 5009947. The reversal of 5009913 is 3199005.

It can be written as a sum of positive squares in 2 ways, for example, as 2585664 + 2424249 = 1608^2 + 1557^2 .

It is not a de Polignac number, because 5009913 - 2² = 5009909 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5009993) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6420 + ... + 7157.

It is an arithmetic number, because the mean of its divisors is an integer number (617799).

Almost surely, 2^5009913 is an apocalyptic number.

It is an amenable number.

5009913 is a deficient number, since it is larger than the sum of its proper divisors (2403675).

5009913 is a wasteful number, since it uses less digits than its factorization.

5009913 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13624 (or 13621 counting only the distinct ones).

The product of its (nonzero) digits is 1215, while the sum is 27.

The square root of 5009913 is about 2238.2834941088. The cubic root of 5009913 is about 171.1105266779.

The spelling of 5009913 in words is "five million, nine thousand, nine hundred thirteen".