9139934937 has 8 divisors (see below), whose sum is σ = 13927519936. Its totient is φ = 5222819952.

The previous prime is 9139934929. The next prime is 9139934957. The reversal of 9139934937 is 7394399319.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 9139934937 - 2³ = 9139934929 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9139934917) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 217617478 + ... + 217617519.

It is an arithmetic number, because the mean of its divisors is an integer number (1740939992).

Almost surely, 2^9139934937 is an apocalyptic number.

It is an amenable number.

9139934937 is a deficient number, since it is larger than the sum of its proper divisors (4787584999).

9139934937 is a wasteful number, since it uses less digits than its factorization.

9139934937 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 435235007.

The product of its digits is 4960116, while the sum is 57.

The square root of 9139934937 is about 95603.0069453885. The cubic root of 9139934937 is about 2090.8090346316.

The spelling of 9139934937 in words is "nine billion, one hundred thirty-nine million, nine hundred thirty-four thousand, nine hundred thirty-seven".