5279909 has 2 divisors, whose sum is σ = 5279910. Its totient is φ = 5279908.

The previous prime is 5279899. The next prime is 5279941. The reversal of 5279909 is 9099725.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3724900 + 1555009 = 1930^2 + 1247^2 .

It is a cyclic number.

It is not a de Polignac number, because 5279909 - 2¹² = 5275813 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5279959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2639954 + 2639955.

It is an arithmetic number, because the mean of its divisors is an integer number (2639955).

Almost surely, 2^5279909 is an apocalyptic number.

It is an amenable number.

5279909 is a deficient number, since it is larger than the sum of its proper divisors (1).

5279909 is an equidigital number, since it uses as much as digits as its factorization.

5279909 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 51030, while the sum is 41.

The square root of 5279909 is about 2297.8052571965. The cubic root of 5279909 is about 174.1307534396.

The spelling of 5279909 in words is "five million, two hundred seventy-nine thousand, nine hundred nine".