5809132009 has 2 divisors, whose sum is σ = 5809132010. Its totient is φ = 5809132008.

The previous prime is 5809131983. The next prime is 5809132039. The reversal of 5809132009 is 9002319085.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5040290025 + 768841984 = 70995^2 + 27728^2 .

It is a cyclic number.

It is not a de Polignac number, because 5809132009 - 2²⁹ = 5272261097 is a prime.

It is not a weakly prime, because it can be changed into another prime (5809132039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2904566004 + 2904566005.

It is an arithmetic number, because the mean of its divisors is an integer number (2904566005).

Almost surely, 2^5809132009 is an apocalyptic number.

It is an amenable number.

5809132009 is a deficient number, since it is larger than the sum of its proper divisors (1).

5809132009 is an equidigital number, since it uses as much as digits as its factorization.

5809132009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19440, while the sum is 37.

The square root of 5809132009 is about 76217.6620541460. The cubic root of 5809132009 is about 1797.6442442710.

It can be divided in two parts, 58091 and 32009, that added together give a triangular number (90100 = T₄₂₄).

The spelling of 5809132009 in words is "five billion, eight hundred nine million, one hundred thirty-two thousand, nine".