40741111 has 4 divisors (see below), whose sum is σ = 42885400. Its totient is φ = 38596824.

The previous prime is 40741091. The next prime is 40741117. The reversal of 40741111 is 11114704.

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 40741111 - 2⁵ = 40741079 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19), and also a Moran number because the ratio is a prime number: 2144269 = 40741111 / (4 + 0 + 7 + 4 + 1 + 1 + 1 + 1).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40741117) 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, 1072116 + ... + 1072153.

It is an arithmetic number, because the mean of its divisors is an integer number (10721350).

Almost surely, 2^40741111 is an apocalyptic number.

40741111 is a deficient number, since it is larger than the sum of its proper divisors (2144289).

40741111 is a wasteful number, since it uses less digits than its factorization.

40741111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2144288.

The product of its (nonzero) digits is 112, while the sum is 19.

The square root of 40741111 is about 6382.8763892151. The cubic root of 40741111 is about 344.0944142100.

Adding to 40741111 its reverse (11114704), we get a palindrome (51855815).

The spelling of 40741111 in words is "forty million, seven hundred forty-one thousand, one hundred eleven".