5087542309 has 2 divisors, whose sum is σ = 5087542310. Its totient is φ = 5087542308.

The previous prime is 5087542301. The next prime is 5087542351. The reversal of 5087542309 is 9032457805.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4875111684 + 212430625 = 69822^2 + 14575^2 .

It is a cyclic number.

It is not a de Polignac number, because 5087542309 - 2³ = 5087542301 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5087542301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2543771154 + 2543771155.

It is an arithmetic number, because the mean of its divisors is an integer number (2543771155).

Almost surely, 2^5087542309 is an apocalyptic number.

It is an amenable number.

5087542309 is a deficient number, since it is larger than the sum of its proper divisors (1).

5087542309 is an equidigital number, since it uses as much as digits as its factorization.

5087542309 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 302400, while the sum is 43.

The square root of 5087542309 is about 71327.0096737554. The cubic root of 5087542309 is about 1719.8979465545.

The spelling of 5087542309 in words is "five billion, eighty-seven million, five hundred forty-two thousand, three hundred nine".