5189695481 has 2 divisors, whose sum is σ = 5189695482. Its totient is φ = 5189695480.

The previous prime is 5189695477. The next prime is 5189695501. The reversal of 5189695481 is 1845969815.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3586093456 + 1603602025 = 59884^2 + 40045^2 .

It is a cyclic number.

It is not a de Polignac number, because 5189695481 - 2² = 5189695477 is a prime.

It is a super-2 number, since 2×5189695481² = 53865878371023642722, which 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 (5189695411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2594847740 + 2594847741.

It is an arithmetic number, because the mean of its divisors is an integer number (2594847741).

Almost surely, 2^5189695481 is an apocalyptic number.

It is an amenable number.

5189695481 is a deficient number, since it is larger than the sum of its proper divisors (1).

5189695481 is an equidigital number, since it uses as much as digits as its factorization.

5189695481 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3110400, while the sum is 56.

The square root of 5189695481 is about 72039.5410937632. The cubic root of 5189695481 is about 1731.3330722240. Note that the first 3 decimals are identical.

The spelling of 5189695481 in words is "five billion, one hundred eighty-nine million, six hundred ninety-five thousand, four hundred eighty-one".