5379809 has 2 divisors, whose sum is σ = 5379810. Its totient is φ = 5379808.

The previous prime is 5379791. The next prime is 5379823. The reversal of 5379809 is 9089735.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3045025 + 2334784 = 1745^2 + 1528^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5379809 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (5375809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2689904 + 2689905.

It is an arithmetic number, because the mean of its divisors is an integer number (2689905).

Almost surely, 2^5379809 is an apocalyptic number.

It is an amenable number.

5379809 is a deficient number, since it is larger than the sum of its proper divisors (1).

5379809 is an equidigital number, since it uses as much as digits as its factorization.

5379809 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 68040, while the sum is 41.

The square root of 5379809 is about 2319.4415276096. The cubic root of 5379809 is about 175.2221288153. Note that the first 3 decimals are identical.

The spelling of 5379809 in words is "five million, three hundred seventy-nine thousand, eight hundred nine".