1158229 has 8 divisors (see below), whose sum is σ = 1199520. Its totient is φ = 1117776.

The previous prime is 1158217. The next prime is 1158247. The reversal of 1158229 is 9228511.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1158229 - 2⁵ = 1158197 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1158197 and 1158206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1158529) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3807 + ... + 4099.

It is an arithmetic number, because the mean of its divisors is an integer number (149940).

2^1158229 is an apocalyptic number.

It is an amenable number.

1158229 is a deficient number, since it is larger than the sum of its proper divisors (41291).

1158229 is an equidigital number, since it uses as much as digits as its factorization.

1158229 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 419.

The product of its digits is 1440, while the sum is 28.

The square root of 1158229 is about 1076.2104812721. The cubic root of 1158229 is about 105.0182583517.

It can be divided in two parts, 11582 and 29, that added together give a palindrome (11611).

The spelling of 1158229 in words is "one million, one hundred fifty-eight thousand, two hundred twenty-nine".