5340551809 has 2 divisors, whose sum is σ = 5340551810. Its totient is φ = 5340551808.

The previous prime is 5340551789. The next prime is 5340551831. The reversal of 5340551809 is 9081550435.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4006257025 + 1334294784 = 63295^2 + 36528^2 .

It is a cyclic number.

It is not a de Polignac number, because 5340551809 - 2⁷ = 5340551681 is a prime.

It is a super-2 number, since 2×5340551809² = 57042987249226344962, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (5340551899) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2670275904 + 2670275905.

It is an arithmetic number, because the mean of its divisors is an integer number (2670275905).

Almost surely, 2^5340551809 is an apocalyptic number.

It is an amenable number.

5340551809 is a deficient number, since it is larger than the sum of its proper divisors (1).

5340551809 is an equidigital number, since it uses as much as digits as its factorization.

5340551809 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108000, while the sum is 40.

The square root of 5340551809 is about 73079.0791471814. The cubic root of 5340551809 is about 1747.9488140375.

The spelling of 5340551809 in words is "five billion, three hundred forty million, five hundred fifty-one thousand, eight hundred nine".