9138895274 has 16 divisors (see below), whose sum is σ = 13950930048. Its totient is φ = 4488957792.

The previous prime is 9138895261. The next prime is 9138895289. The reversal of 9138895274 is 4725988319.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43739 + ... + 142094.

It is an arithmetic number, because the mean of its divisors is an integer number (871933128).

Almost surely, 2^9138895274 is an apocalyptic number.

9138895274 is a deficient number, since it is larger than the sum of its proper divisors (4812034774).

9138895274 is a wasteful number, since it uses less digits than its factorization.

9138895274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186269.

The product of its digits is 4354560, while the sum is 56.

The square root of 9138895274 is about 95597.5693937874. The cubic root of 9138895274 is about 2090.7297554670.

The spelling of 9138895274 in words is "nine billion, one hundred thirty-eight million, eight hundred ninety-five thousand, two hundred seventy-four".