9048945139 has 32 divisors (see below), whose sum is σ = 10398003840. Its totient is φ = 7814016000.

The previous prime is 9048945137. The next prime is 9048945151. The reversal of 9048945139 is 9315498409.

It is a cyclic number.

It is not a de Polignac number, because 9048945139 - 2¹ = 9048945137 is a prime.

It is a Smith number, since the sum of its digits (52) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9048945137) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2332069 + ... + 2335945.

It is an arithmetic number, because the mean of its divisors is an integer number (324937620).

Almost surely, 2^9048945139 is an apocalyptic number.

9048945139 is a deficient number, since it is larger than the sum of its proper divisors (1349058701).

9048945139 is a wasteful number, since it uses less digits than its factorization.

9048945139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4111.

The product of its (nonzero) digits is 1399680, while the sum is 52.

The square root of 9048945139 is about 95125.9435643085. The cubic root of 9048945139 is about 2083.8477485346.

The spelling of 9048945139 in words is "nine billion, forty-eight million, nine hundred forty-five thousand, one hundred thirty-nine".