40411091 has 8 divisors (see below), whose sum is σ = 48900960. Its totient is φ = 32600448.

The previous prime is 40411079. The next prime is 40411093. The reversal of 40411091 is 19011404.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40411091 - 2¹⁸ = 40148947 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40411093) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 169676 + ... + 169913.

It is an arithmetic number, because the mean of its divisors is an integer number (6112620).

Almost surely, 2^40411091 is an apocalyptic number.

40411091 is a deficient number, since it is larger than the sum of its proper divisors (8489869).

40411091 is a wasteful number, since it uses less digits than its factorization.

40411091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 339613.

The product of its (nonzero) digits is 144, while the sum is 20.

The square root of 40411091 is about 6356.9718420015. The cubic root of 40411091 is about 343.1627913713.

Adding to 40411091 its reverse (19011404), we get a palindrome (59422495).

The spelling of 40411091 in words is "forty million, four hundred eleven thousand, ninety-one".