40558113 has 6 divisors (see below), whose sum is σ = 58583954. Its totient is φ = 27038736.

The previous prime is 40558109. The next prime is 40558117. The reversal of 40558113 is 31185504.

40558113 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (40558109) and next prime (40558117).

It can be written as a sum of positive squares in only one way, i.e., 28005264 + 12552849 = 5292^2 + 3543^2 .

It is not a de Polignac number, because 40558113 - 2² = 40558109 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (40558117) 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 5 ways as a sum of consecutive naturals, for example, 2253220 + ... + 2253237.

Almost surely, 2^40558113 is an apocalyptic number.

It is an amenable number.

40558113 is a deficient number, since it is larger than the sum of its proper divisors (18025841).

40558113 is a wasteful number, since it uses less digits than its factorization.

40558113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4506463 (or 4506460 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 27.

The square root of 40558113 is about 6368.5251824893. The cubic root of 40558113 is about 343.5784480414.

The spelling of 40558113 in words is "forty million, five hundred fifty-eight thousand, one hundred thirteen".