9138992343 has 64 divisors (see below), whose sum is σ = 14431872000. Its totient is φ = 5093093376.

The previous prime is 9138992333. The next prime is 9138992347. The reversal of 9138992343 is 3432998319.

It is not a de Polignac number, because 9138992343 - 2⁴ = 9138992327 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9138992347) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2211303 + ... + 2215431.

It is an arithmetic number, because the mean of its divisors is an integer number (225498000).

Almost surely, 2^9138992343 is an apocalyptic number.

9138992343 is a deficient number, since it is larger than the sum of its proper divisors (5292879657).

9138992343 is a wasteful number, since it uses less digits than its factorization.

9138992343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4296.

The product of its digits is 1259712, while the sum is 51.

The square root of 9138992343 is about 95598.0770884017. The cubic root of 9138992343 is about 2090.7371576866.

The spelling of 9138992343 in words is "nine billion, one hundred thirty-eight million, nine hundred ninety-two thousand, three hundred forty-three".