1165488 has 20 divisors (see below), whose sum is σ = 3010968. Its totient is φ = 388480.

The previous prime is 1165471. The next prime is 1165511. The reversal of 1165488 is 8845611.

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, 12093 + ... + 12188.

2^1165488 is an apocalyptic number.

It is an amenable number.

1165488 is an abundant number, since it is smaller than the sum of its proper divisors (1845480).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1165488 is a wasteful number, since it uses less digits than its factorization.

1165488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24292 (or 24286 counting only the distinct ones).

The product of its digits is 7680, while the sum is 33.

The square root of 1165488 is about 1079.5776952123. The cubic root of 1165488 is about 105.2371961939.

It can be divided in two parts, 1165 and 488, that added together give a triangular number (1653 = T₅₇).

The spelling of 1165488 in words is "one million, one hundred sixty-five thousand, four hundred eighty-eight".