41035567081 has 2 divisors, whose sum is σ = 41035567082. Its totient is φ = 41035567080.

The previous prime is 41035567057. The next prime is 41035567141. The reversal of 41035567081 is 18076553014.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 39848144400 + 1187422681 = 199620^2 + 34459^2 .

It is a cyclic number.

It is not a de Polignac number, because 41035567081 - 2¹¹ = 41035565033 is a prime.

It is a super-2 number, since 2×41035567081² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (41035567031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20517783540 + 20517783541.

It is an arithmetic number, because the mean of its divisors is an integer number (20517783541).

Almost surely, 2^41035567081 is an apocalyptic number.

It is an amenable number.

41035567081 is a deficient number, since it is larger than the sum of its proper divisors (1).

41035567081 is an equidigital number, since it uses as much as digits as its factorization.

41035567081 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 100800, while the sum is 40.

The spelling of 41035567081 in words is "forty-one billion, thirty-five million, five hundred sixty-seven thousand, eighty-one".