40530113 has 16 divisors (see below), whose sum is σ = 45405696. Its totient is φ = 35925120.

The previous prime is 40530103. The next prime is 40530157. The reversal of 40530113 is 31103504.

It is a cyclic number.

It is not a de Polignac number, because 40530113 - 2⁸ = 40529857 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40530091 and 40530100.

It is not an unprimeable number, because it can be changed into a prime (40530103) 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 15 ways as a sum of consecutive naturals, for example, 65381 + ... + 65997.

It is an arithmetic number, because the mean of its divisors is an integer number (2837856).

Almost surely, 2^40530113 is an apocalyptic number.

It is an amenable number.

40530113 is a deficient number, since it is larger than the sum of its proper divisors (4875583).

40530113 is a wasteful number, since it uses less digits than its factorization.

40530113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 824.

The product of its (nonzero) digits is 180, while the sum is 17.

The square root of 40530113 is about 6366.3264917847. The cubic root of 40530113 is about 343.4993647170.

Adding to 40530113 its reverse (31103504), we get a palindrome (71633617).

The spelling of 40530113 in words is "forty million, five hundred thirty thousand, one hundred thirteen".