163746353 has 2 divisors, whose sum is σ = 163746354. Its totient is φ = 163746352.

The previous prime is 163746293. The next prime is 163746367. The reversal of 163746353 is 353647361.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 111154849 + 52591504 = 10543^2 + 7252^2 .

It is a cyclic number.

It is not a de Polignac number, because 163746353 - 2¹⁶ = 163680817 is a prime.

It is not a weakly prime, because it can be changed into another prime (163746853) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81873176 + 81873177.

It is an arithmetic number, because the mean of its divisors is an integer number (81873177).

Almost surely, 2^163746353 is an apocalyptic number.

It is an amenable number.

163746353 is a deficient number, since it is larger than the sum of its proper divisors (1).

163746353 is an equidigital number, since it uses as much as digits as its factorization.

163746353 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 136080, while the sum is 38.

The square root of 163746353 is about 12796.3413911946. The cubic root of 163746353 is about 547.0880290845.

The spelling of 163746353 in words is "one hundred sixty-three million, seven hundred forty-six thousand, three hundred fifty-three".