41158381 has 4 divisors (see below), whose sum is σ = 44900064. Its totient is φ = 37416700.

The previous prime is 41158379. The next prime is 41158387. The reversal of 41158381 is 18385114.

41158381 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 41158381 - 2¹ = 41158379 is a prime.

It is a super-2 number, since 2×41158381² = 3388024653082322, which contains 22 as substring.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41158387) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1870825 + ... + 1870846.

It is an arithmetic number, because the mean of its divisors is an integer number (11225016).

Almost surely, 2^41158381 is an apocalyptic number.

It is an amenable number.

41158381 is a deficient number, since it is larger than the sum of its proper divisors (3741683).

41158381 is a wasteful number, since it uses less digits than its factorization.

41158381 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3741682.

The product of its digits is 3840, while the sum is 31.

The square root of 41158381 is about 6415.4797949959. The cubic root of 41158381 is about 345.2651633658.

The spelling of 41158381 in words is "forty-one million, one hundred fifty-eight thousand, three hundred eighty-one".