41381111 has 4 divisors (see below), whose sum is σ = 43815312. Its totient is φ = 38946912.

The previous prime is 41381101. The next prime is 41381113. The reversal of 41381111 is 11118314.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 41381111 - 2¹⁴ = 41364727 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41381113) 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, 1217075 + ... + 1217108.

It is an arithmetic number, because the mean of its divisors is an integer number (10953828).

Almost surely, 2^41381111 is an apocalyptic number.

41381111 is a deficient number, since it is larger than the sum of its proper divisors (2434201).

41381111 is a wasteful number, since it uses less digits than its factorization.

41381111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2434200.

The product of its digits is 96, while the sum is 20.

The square root of 41381111 is about 6432.8151691153. The cubic root of 41381111 is about 345.8868480726.

Adding to 41381111 its reverse (11118314), we get a palindrome (52499425).

The spelling of 41381111 in words is "forty-one million, three hundred eighty-one thousand, one hundred eleven".