163371041 has 2 divisors, whose sum is σ = 163371042. Its totient is φ = 163371040.

The previous prime is 163371031. The next prime is 163371049. The reversal of 163371041 is 140173361.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 97436641 + 65934400 = 9871^2 + 8120^2 .

It is an emirp because it is prime and its reverse (140173361) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-163371041 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is equal to p_9152810 and since 163371041 and 9152810 have the same sum of digits, it is a Honaker prime.

It is a self number, because there is not a number n which added to its sum of digits gives 163371041.

It is not a weakly prime, because it can be changed into another prime (163371049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81685520 + 81685521.

It is an arithmetic number, because the mean of its divisors is an integer number (81685521).

Almost surely, 2^163371041 is an apocalyptic number.

It is an amenable number.

163371041 is a deficient number, since it is larger than the sum of its proper divisors (1).

163371041 is an equidigital number, since it uses as much as digits as its factorization.

163371041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1512, while the sum is 26.

The square root of 163371041 is about 12781.6681618637. The cubic root of 163371041 is about 546.6697281126.

The spelling of 163371041 in words is "one hundred sixty-three million, three hundred seventy-one thousand, forty-one".