41329081 has 4 divisors (see below), whose sum is σ = 41755252. Its totient is φ = 40902912.

The previous prime is 41329069. The next prime is 41329097. The reversal of 41329081 is 18092314.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 18092314 = 2 ⋅9046157.

It can be written as a sum of positive squares in 2 ways, for example, as 21160000 + 20169081 = 4600^2 + 4491^2 .

It is a cyclic number.

It is not a de Polignac number, because 41329081 - 2⁵ = 41329049 is a prime.

It is a super-2 number, since 2×41329081² = 3416185872609122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (41329051) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 212940 + ... + 213133.

It is an arithmetic number, because the mean of its divisors is an integer number (10438813).

Almost surely, 2^41329081 is an apocalyptic number.

It is an amenable number.

41329081 is a deficient number, since it is larger than the sum of its proper divisors (426171).

41329081 is an equidigital number, since it uses as much as digits as its factorization.

41329081 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 426170.

The product of its (nonzero) digits is 1728, while the sum is 28.

The square root of 41329081 is about 6428.7697890032. The cubic root of 41329081 is about 345.7418218348.

The spelling of 41329081 in words is "forty-one million, three hundred twenty-nine thousand, eighty-one".