1158488 has 16 divisors (see below), whose sum is σ = 2187000. Its totient is φ = 575296.

The previous prime is 1158481. The next prime is 1158491. The reversal of 1158488 is 8848511.

It is a super-2 number, since 2×1158488² = 2684188892288, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1158481) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1028 + ... + 1836.

2^1158488 is an apocalyptic number.

It is an amenable number.

1158488 is a deficient number, since it is larger than the sum of its proper divisors (1028512).

1158488 is a wasteful number, since it uses less digits than its factorization.

1158488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 994 (or 990 counting only the distinct ones).

The product of its digits is 10240, while the sum is 35.

The square root of 1158488 is about 1076.3308041676. The cubic root of 1158488 is about 105.0260857335.

The spelling of 1158488 in words is "one million, one hundred fifty-eight thousand, four hundred eighty-eight".