163482749 has 2 divisors, whose sum is σ = 163482750. Its totient is φ = 163482748.

The previous prime is 163482721. The next prime is 163482763. The reversal of 163482749 is 947284361.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 147136900 + 16345849 = 12130^2 + 4043^2 .

It is an emirp because it is prime and its reverse (947284361) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 163482749 - 2⁸ = 163482493 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (163482769) 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, 81741374 + 81741375.

It is an arithmetic number, because the mean of its divisors is an integer number (81741375).

Almost surely, 2^163482749 is an apocalyptic number.

It is an amenable number.

163482749 is a deficient number, since it is larger than the sum of its proper divisors (1).

163482749 is an equidigital number, since it uses as much as digits as its factorization.

163482749 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 290304, while the sum is 44.

The square root of 163482749 is about 12786.0372672693. The cubic root of 163482749 is about 546.7942982695.

The spelling of 163482749 in words is "one hundred sixty-three million, four hundred eighty-two thousand, seven hundred forty-nine".