5169332081 has 2 divisors, whose sum is σ = 5169332082. Its totient is φ = 5169332080.

The previous prime is 5169332017. The next prime is 5169332093. The reversal of 5169332081 is 1802339615.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2762448481 + 2406883600 = 52559^2 + 49060^2 .

It is a cyclic number.

It is not a de Polignac number, because 5169332081 - 2⁶ = 5169332017 is a prime.

It is a super-2 number, since 2×5169332081² = 53443988327311581122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (5169332011) 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, 2584666040 + 2584666041.

It is an arithmetic number, because the mean of its divisors is an integer number (2584666041).

Almost surely, 2^5169332081 is an apocalyptic number.

It is an amenable number.

5169332081 is a deficient number, since it is larger than the sum of its proper divisors (1).

5169332081 is an equidigital number, since it uses as much as digits as its factorization.

5169332081 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 38880, while the sum is 38.

The square root of 5169332081 is about 71898.0672966944. The cubic root of 5169332081 is about 1729.0656276162.

The spelling of 5169332081 in words is "five billion, one hundred sixty-nine million, three hundred thirty-two thousand, eighty-one".