5020909 has 2 divisors, whose sum is σ = 5020910. Its totient is φ = 5020908.

The previous prime is 5020903. The next prime is 5020943. The reversal of 5020909 is 9090205.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2815684 + 2205225 = 1678^2 + 1485^2 .

It is a cyclic number.

It is not a de Polignac number, because 5020909 - 2⁷ = 5020781 is a prime.

5020909 is a modest number, since divided by 909 gives 502 as remainder.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5020903) 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 as a sum of consecutive naturals, namely, 2510454 + 2510455.

It is an arithmetic number, because the mean of its divisors is an integer number (2510455).

Almost surely, 2^5020909 is an apocalyptic number.

It is an amenable number.

5020909 is a deficient number, since it is larger than the sum of its proper divisors (1).

5020909 is an equidigital number, since it uses as much as digits as its factorization.

5020909 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 810, while the sum is 25.

The square root of 5020909 is about 2240.7384943362. The cubic root of 5020909 is about 171.2356224277.

It can be divided in two parts, 5020 and 909, that added together give a square (5929 = 77²).

The spelling of 5020909 in words is "five million, twenty thousand, nine hundred nine".