8913389133 has 48 divisors (see below), whose sum is σ = 13601486528. Its totient is φ = 5183481600.

The previous prime is 8913389131. The next prime is 8913389141. The reversal of 8913389133 is 3319833198.

It is not a de Polignac number, because 8913389133 - 2¹ = 8913389131 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8913389131) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 975918 + ... + 985008.

Almost surely, 2^8913389133 is an apocalyptic number.

It is an amenable number.

8913389133 is a deficient number, since it is larger than the sum of its proper divisors (4688097395).

8913389133 is a wasteful number, since it uses less digits than its factorization.

8913389133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9226 (or 9215 counting only the distinct ones).

The product of its digits is 419904, while the sum is 48.

The square root of 8913389133 is about 94410.7469147448. The cubic root of 8913389133 is about 2073.3897902665.

The spelling of 8913389133 in words is "eight billion, nine hundred thirteen million, three hundred eighty-nine thousand, one hundred thirty-three".