5244946081 has 2 divisors, whose sum is σ = 5244946082. Its totient is φ = 5244946080.

The previous prime is 5244946037. The next prime is 5244946111. The reversal of 5244946081 is 1806494425.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4890904225 + 354041856 = 69935^2 + 18816^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5244946081 is a prime.

It is a super-2 number, since 2×5244946081² = 55018918785194517122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (5244946481) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2622473040 + 2622473041.

It is an arithmetic number, because the mean of its divisors is an integer number (2622473041).

Almost surely, 2^5244946081 is an apocalyptic number.

It is an amenable number.

5244946081 is a deficient number, since it is larger than the sum of its proper divisors (1).

5244946081 is an equidigital number, since it uses as much as digits as its factorization.

5244946081 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 276480, while the sum is 43.

The square root of 5244946081 is about 72421.9999792881. Note that the first 4 decimals coincide. The cubic root of 5244946081 is about 1737.4554431650.

The spelling of 5244946081 in words is "five billion, two hundred forty-four million, nine hundred forty-six thousand, eighty-one".