1137128 has 16 divisors (see below), whose sum is σ = 2143680. Its totient is φ = 565488.

The previous prime is 1137109. The next prime is 1137137. The reversal of 1137128 is 8217311.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2225 + ... + 2687.

It is an arithmetic number, because the mean of its divisors is an integer number (133980).

2^1137128 is an apocalyptic number.

It is an amenable number.

1137128 is a deficient number, since it is larger than the sum of its proper divisors (1006552).

1137128 is a wasteful number, since it uses less digits than its factorization.

1137128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 776 (or 772 counting only the distinct ones).

The product of its digits is 336, while the sum is 23.

The square root of 1137128 is about 1066.3620398345. The cubic root of 1137128 is about 104.3765932562.

The spelling of 1137128 in words is "one million, one hundred thirty-seven thousand, one hundred twenty-eight".