2537282081 has 2 divisors, whose sum is σ = 2537282082. Its totient is φ = 2537282080.

The previous prime is 2537282023. The next prime is 2537282093. The reversal of 2537282081 is 1802827352.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1606727056 + 930555025 = 40084^2 + 30505^2 .

It is a cyclic number.

It is not a de Polignac number, because 2537282081 - 2¹⁸ = 2537019937 is a prime.

It is a super-2 number, since 2×2537282081² = 12875600717127381122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2537222081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1268641040 + 1268641041.

It is an arithmetic number, because the mean of its divisors is an integer number (1268641041).

Almost surely, 2^2537282081 is an apocalyptic number.

It is an amenable number.

2537282081 is a deficient number, since it is larger than the sum of its proper divisors (1).

2537282081 is an equidigital number, since it uses as much as digits as its factorization.

2537282081 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 53760, while the sum is 38.

The square root of 2537282081 is about 50371.4411249073. The cubic root of 2537282081 is about 1363.9221555621.

The spelling of 2537282081 in words is "two billion, five hundred thirty-seven million, two hundred eighty-two thousand, eighty-one".