4138870009 has 8 divisors (see below), whose sum is σ = 4252641120. Its totient is φ = 4025709600.

The previous prime is 4138869983. The next prime is 4138870019. The reversal of 4138870009 is 9000788314.

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

It is a cyclic number.

It is not a de Polignac number, because 4138870009 - 2¹¹ = 4138867961 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4138870019) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 138919 + ... + 166060.

It is an arithmetic number, because the mean of its divisors is an integer number (531580140).

Almost surely, 2^4138870009 is an apocalyptic number.

It is an amenable number.

4138870009 is a deficient number, since it is larger than the sum of its proper divisors (113771111).

4138870009 is a wasteful number, since it uses less digits than its factorization.

4138870009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 305351.

The product of its (nonzero) digits is 48384, while the sum is 40.

The square root of 4138870009 is about 64334.0501523105. The cubic root of 4138870009 is about 1605.5626704454.

The spelling of 4138870009 in words is "four billion, one hundred thirty-eight million, eight hundred seventy thousand, nine".