52054013009 has 2 divisors, whose sum is σ = 52054013010. Its totient is φ = 52054013008.

The previous prime is 52054012961. The next prime is 52054013027. The reversal of 52054013009 is 90031045025.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 38864179600 + 13189833409 = 197140^2 + 114847^2 .

It is a cyclic number.

It is not a de Polignac number, because 52054013009 - 2³² = 47759045713 is a prime.

It is a super-2 number, since 2×52054013009² (a number of 22 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (52054013069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26027006504 + 26027006505.

It is an arithmetic number, because the mean of its divisors is an integer number (26027006505).

Almost surely, 2^52054013009 is an apocalyptic number.

It is an amenable number.

52054013009 is a deficient number, since it is larger than the sum of its proper divisors (1).

52054013009 is an equidigital number, since it uses as much as digits as its factorization.

52054013009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5400, while the sum is 29.

The spelling of 52054013009 in words is "fifty-two billion, fifty-four million, thirteen thousand, nine".