9139812327 has 12 divisors (see below), whose sum is σ = 13204154184. Its totient is φ = 6092191440.

The previous prime is 9139812313. The next prime is 9139812337. The reversal of 9139812327 is 7232189319.

It is not a de Polignac number, because 9139812327 - 2⁶ = 9139812263 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9139812337) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 25633 + ... + 137610.

It is an arithmetic number, because the mean of its divisors is an integer number (1100346182).

Almost surely, 2^9139812327 is an apocalyptic number.

9139812327 is a deficient number, since it is larger than the sum of its proper divisors (4064341857).

9139812327 is a wasteful number, since it uses less digits than its factorization.

9139812327 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169470 (or 169467 counting only the distinct ones).

The product of its digits is 163296, while the sum is 45.

The square root of 9139812327 is about 95602.3656977169. The cubic root of 9139812327 is about 2090.7996853586.

The spelling of 9139812327 in words is "nine billion, one hundred thirty-nine million, eight hundred twelve thousand, three hundred twenty-seven".