9012113938 has 16 divisors (see below), whose sum is σ = 13686767136. Its totient is φ = 4449903840.

The previous prime is 9012113909. The next prime is 9012113977. The reversal of 9012113938 is 8393112109.

It is a junction number, because it is equal to n+sod(n) for n = 9012113897 and 9012113906.

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, 440353 + ... + 460363.

It is an arithmetic number, because the mean of its divisors is an integer number (855422946).

Almost surely, 2^9012113938 is an apocalyptic number.

9012113938 is a deficient number, since it is larger than the sum of its proper divisors (4674653198).

9012113938 is a wasteful number, since it uses less digits than its factorization.

9012113938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22809.

The product of its (nonzero) digits is 11664, while the sum is 37.

The square root of 9012113938 is about 94932.1543945991. The cubic root of 9012113938 is about 2081.0166641432.

The spelling of 9012113938 in words is "nine billion, twelve million, one hundred thirteen thousand, nine hundred thirty-eight".