41139081 has 24 divisors (see below), whose sum is σ = 61913280. Its totient is φ = 26290656.

The previous prime is 41139067. The next prime is 41139083. The reversal of 41139081 is 18093114.

It is not a de Polignac number, because 41139081 - 2¹³ = 41130889 is a prime.

It is a super-2 number, since 2×41139081² = 3384847971049122, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (41139083) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 42060 + ... + 43026.

It is an arithmetic number, because the mean of its divisors is an integer number (2579720).

Almost surely, 2^41139081 is an apocalyptic number.

It is an amenable number.

41139081 is a deficient number, since it is larger than the sum of its proper divisors (20774199).

41139081 is a wasteful number, since it uses less digits than its factorization.

41139081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1165 (or 1162 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 27.

The square root of 41139081 is about 6413.9754442935. The cubic root of 41139081 is about 345.2111876478.

The spelling of 41139081 in words is "forty-one million, one hundred thirty-nine thousand, eighty-one".