5426487509 has 2 divisors, whose sum is σ = 5426487510. Its totient is φ = 5426487508.

The previous prime is 5426487503. The next prime is 5426487523. The reversal of 5426487509 is 9057846245.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3984386884 + 1442100625 = 63122^2 + 37975^2 .

It is a cyclic number.

It is not a de Polignac number, because 5426487509 - 2²⁰ = 5425438933 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5426487503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2713243754 + 2713243755.

It is an arithmetic number, because the mean of its divisors is an integer number (2713243755).

Almost surely, 2^5426487509 is an apocalyptic number.

It is an amenable number.

5426487509 is a deficient number, since it is larger than the sum of its proper divisors (1).

5426487509 is an equidigital number, since it uses as much as digits as its factorization.

5426487509 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2419200, while the sum is 50.

The square root of 5426487509 is about 73664.6964902456. The cubic root of 5426487509 is about 1757.2744820766.

The spelling of 5426487509 in words is "five billion, four hundred twenty-six million, four hundred eighty-seven thousand, five hundred nine".