17481452137 has 2 divisors, whose sum is σ = 17481452138. Its totient is φ = 17481452136.

The previous prime is 17481452129. The next prime is 17481452237. The reversal of 17481452137 is 73125418471.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 17409219136 + 72233001 = 131944^2 + 8499^2 .

It is a cyclic number.

It is not a de Polignac number, because 17481452137 - 2³ = 17481452129 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 17481452093 and 17481452102.

It is not a weakly prime, because it can be changed into another prime (17481452237) 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, 8740726068 + 8740726069.

It is an arithmetic number, because the mean of its divisors is an integer number (8740726069).

Almost surely, 2^17481452137 is an apocalyptic number.

It is an amenable number.

17481452137 is a deficient number, since it is larger than the sum of its proper divisors (1).

17481452137 is an equidigital number, since it uses as much as digits as its factorization.

17481452137 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 188160, while the sum is 43.

The spelling of 17481452137 in words is "seventeen billion, four hundred eighty-one million, four hundred fifty-two thousand, one hundred thirty-seven".