40813059 has 32 divisors (see below), whose sum is σ = 64030720. Its totient is φ = 22643712.

The previous prime is 40813057. The next prime is 40813079. The reversal of 40813059 is 95031804.

It is not a de Polignac number, because 40813059 - 2¹ = 40813057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40813051) 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 31 ways as a sum of consecutive naturals, for example, 120939 + ... + 121275.

It is an arithmetic number, because the mean of its divisors is an integer number (2000960).

Almost surely, 2^40813059 is an apocalyptic number.

40813059 is a deficient number, since it is larger than the sum of its proper divisors (23217661).

40813059 is a wasteful number, since it uses less digits than its factorization.

40813059 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 499.

The product of its (nonzero) digits is 4320, while the sum is 30.

The square root of 40813059 is about 6388.5099201614. The cubic root of 40813059 is about 344.2968497449.

It can be divided in two parts, 4081 and 3059, that added together give a triangular number (7140 = T₁₁₉).

The spelling of 40813059 in words is "forty million, eight hundred thirteen thousand, fifty-nine".