9137993234 has 4 divisors (see below), whose sum is σ = 13706989854. Its totient is φ = 4568996616.

The previous prime is 9137993233. The next prime is 9137993237. The reversal of 9137993234 is 4323997319.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4323997319 = 113 ⋅38265463.

It can be written as a sum of positive squares in only one way, i.e., 8776879225 + 361114009 = 93685^2 + 19003^2 .

It is not an unprimeable number, because it can be changed into a prime (9137993231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2284498307 + ... + 2284498310.

Almost surely, 2^9137993234 is an apocalyptic number.

9137993234 is a deficient number, since it is larger than the sum of its proper divisors (4568996620).

9137993234 is a wasteful number, since it uses less digits than its factorization.

9137993234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4568996619.

The product of its digits is 1102248, while the sum is 50.

The square root of 9137993234 is about 95592.8513749851. The cubic root of 9137993234 is about 2090.6609658280.

The spelling of 9137993234 in words is "nine billion, one hundred thirty-seven million, nine hundred ninety-three thousand, two hundred thirty-four".