8403166441 has 2 divisors, whose sum is σ = 8403166442. Its totient is φ = 8403166440.

The previous prime is 8403166379. The next prime is 8403166517. The reversal of 8403166441 is 1446613048.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7712528041 + 690638400 = 87821^2 + 26280^2 .

It is a cyclic number.

It is not a de Polignac number, because 8403166441 - 2⁷ = 8403166313 is a prime.

It is a super-2 number, since 2×8403166441² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 8403166441.

It is not a weakly prime, because it can be changed into another prime (8403166241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4201583220 + 4201583221.

It is an arithmetic number, because the mean of its divisors is an integer number (4201583221).

Almost surely, 2^8403166441 is an apocalyptic number.

It is an amenable number.

8403166441 is a deficient number, since it is larger than the sum of its proper divisors (1).

8403166441 is an equidigital number, since it uses as much as digits as its factorization.

8403166441 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 55296, while the sum is 37.

The square root of 8403166441 is about 91668.7866233649. The cubic root of 8403166441 is about 2033.0481068667.

Adding to 8403166441 its reverse (1446613048), we get a palindrome (9849779489).

The spelling of 8403166441 in words is "eight billion, four hundred three million, one hundred sixty-six thousand, four hundred forty-one".