9001038818 has 8 divisors (see below), whose sum is σ = 13541623212. Its totient is φ = 4487164416.

The previous prime is 9001038797. The next prime is 9001038829. The reversal of 9001038818 is 8188301009.

It can be written as a sum of positive squares in 2 ways, for example, as 7814029609 + 1187009209 = 88397^2 + 34453^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6676655 + ... + 6678002.

Almost surely, 2^9001038818 is an apocalyptic number.

9001038818 is a deficient number, since it is larger than the sum of its proper divisors (4540584394).

9001038818 is a wasteful number, since it uses less digits than its factorization.

9001038818 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13354996.

The product of its (nonzero) digits is 13824, while the sum is 38.

The square root of 9001038818 is about 94873.8046986627. The cubic root of 9001038818 is about 2080.1638506588.

The spelling of 9001038818 in words is "nine billion, one million, thirty-eight thousand, eight hundred eighteen".