40911093 has 12 divisors (see below), whose sum is σ = 59207148. Its totient is φ = 27221760.

The previous prime is 40911067. The next prime is 40911107. The reversal of 40911093 is 39011904.

It can be written as a sum of positive squares in 2 ways, for example, as 8625969 + 32285124 = 2937^2 + 5682^2 .

It is not a de Polignac number, because 40911093 - 2¹² = 40906997 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40911023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 933 + ... + 9093.

It is an arithmetic number, because the mean of its divisors is an integer number (4933929).

Almost surely, 2^40911093 is an apocalyptic number.

It is an amenable number.

40911093 is a deficient number, since it is larger than the sum of its proper divisors (18296055).

40911093 is a wasteful number, since it uses less digits than its factorization.

40911093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8724 (or 8721 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 27.

The square root of 40911093 is about 6396.1779993993. The cubic root of 40911093 is about 344.5722992307.

Adding to 40911093 its reverse (39011904), we get a palindrome (79922997).

It can be divided in two parts, 4091 and 1093, that added together give a square (5184 = 72²).

The spelling of 40911093 in words is "forty million, nine hundred eleven thousand, ninety-three".