1158268 has 24 divisors (see below), whose sum is σ = 2124864. Its totient is φ = 552000.

The previous prime is 1158263. The next prime is 1158271. The reversal of 1158268 is 8628511.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1158263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11418 + ... + 11518.

It is an arithmetic number, because the mean of its divisors is an integer number (88536).

2^1158268 is an apocalyptic number.

It is an amenable number.

1158268 is a deficient number, since it is larger than the sum of its proper divisors (966596).

1158268 is a wasteful number, since it uses less digits than its factorization.

1158268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213 (or 211 counting only the distinct ones).

The product of its digits is 3840, while the sum is 31.

The square root of 1158268 is about 1076.2286002518. The cubic root of 1158268 is about 105.0194370668.

The spelling of 1158268 in words is "one million, one hundred fifty-eight thousand, two hundred sixty-eight".