4008117138 has 8 divisors (see below), whose sum is σ = 8016234288. Its totient is φ = 1336039044.

The previous prime is 4008117137. The next prime is 4008117187. The reversal of 4008117138 is 8317118004.

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

4008117138 is an admirable number.

It is a super-2 number, since 2×4008117138² = 32130005983858622088, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 4008117099 and 4008117108.

It is not an unprimeable number, because it can be changed into a prime (4008117133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 334009756 + ... + 334009767.

It is an arithmetic number, because the mean of its divisors is an integer number (1002029286).

Almost surely, 2^4008117138 is an apocalyptic number.

4008117138 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4008117138 is a wasteful number, since it uses less digits than its factorization.

4008117138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 668019528.

The product of its (nonzero) digits is 5376, while the sum is 33.

The square root of 4008117138 is about 63309.6922911492. The cubic root of 4008117138 is about 1588.4740892459.

The spelling of 4008117138 in words is "four billion, eight million, one hundred seventeen thousand, one hundred thirty-eight".