9041291138 has 32 divisors (see below), whose sum is σ = 14944305600. Its totient is φ = 4068252160.

The previous prime is 9041291123. The next prime is 9041291167. The reversal of 9041291138 is 8311921409.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2606081 + ... + 2609547.

It is an arithmetic number, because the mean of its divisors is an integer number (467009550).

Almost surely, 2^9041291138 is an apocalyptic number.

9041291138 is a deficient number, since it is larger than the sum of its proper divisors (5903014462).

9041291138 is a wasteful number, since it uses less digits than its factorization.

9041291138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4642.

The product of its (nonzero) digits is 15552, while the sum is 38.

The square root of 9041291138 is about 95085.7041726042. The cubic root of 9041291138 is about 2083.2600457092.

The spelling of 9041291138 in words is "nine billion, forty-one million, two hundred ninety-one thousand, one hundred thirty-eight".