1158363 has 24 divisors (see below), whose sum is σ = 1813968. Its totient is φ = 709632.

The previous prime is 1158361. The next prime is 1158383. The reversal of 1158363 is 3638511.

It is not a de Polignac number, because 1158363 - 2¹ = 1158361 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1158361) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10195 + ... + 10307.

It is an arithmetic number, because the mean of its divisors is an integer number (75582).

2^1158363 is an apocalyptic number.

1158363 is a deficient number, since it is larger than the sum of its proper divisors (655605).

1158363 is a wasteful number, since it uses less digits than its factorization.

1158363 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203 (or 200 counting only the distinct ones).

The product of its digits is 2160, while the sum is 27.

The square root of 1158363 is about 1076.2727349515. The cubic root of 1158363 is about 105.0223081853.

It can be divided in two parts, 1158 and 363, that added together give a square (1521 = 39²).

The spelling of 1158363 in words is "one million, one hundred fifty-eight thousand, three hundred sixty-three".