9151138 has 16 divisors (see below), whose sum is σ = 14317056. Its totient is φ = 4381920.

The previous prime is 9151097. The next prime is 9151147. The reversal of 9151138 is 8311519.

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, 5670 + ... + 7102.

It is an arithmetic number, because the mean of its divisors is an integer number (894816).

Almost surely, 2^9151138 is an apocalyptic number.

9151138 is a deficient number, since it is larger than the sum of its proper divisors (5165918).

9151138 is a wasteful number, since it uses less digits than its factorization.

9151138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1569.

The product of its digits is 1080, while the sum is 28.

The square root of 9151138 is about 3025.0847922000. The cubic root of 9151138 is about 209.1662939382.

The spelling of 9151138 in words is "nine million, one hundred fifty-one thousand, one hundred thirty-eight".