41262203161 has 9 divisors (see below), whose sum is σ = 41866179679. Its totient is φ = 40666826200.

The previous prime is 41262203137. The next prime is 41262203173. The reversal of 41262203161 is 16130226214.

The square root of 41262203161 is 203131.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 23064193161 + 18198010000 = 151869^2 + 134900^2 .

It is not a de Polignac number, because 41262203161 - 2¹⁹ = 41261678873 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (41262203131) 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 in 8 ways as a sum of consecutive naturals, for example, 14420871 + ... + 14423731.

Almost surely, 2^41262203161 is an apocalyptic number.

41262203161 is the 203131-st square number.

41262203161 is the 101566-th centered octagonal number.

It is an amenable number.

41262203161 is a deficient number, since it is larger than the sum of its proper divisors (603976518).

41262203161 is an frugal number, since it uses more digits than its factorization.

41262203161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5864 (or 2932 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 28.

Adding to 41262203161 its reverse (16130226214), we get a palindrome (57392429375).

The spelling of 41262203161 in words is "forty-one billion, two hundred sixty-two million, two hundred three thousand, one hundred sixty-one".