1158113 has 8 divisors (see below), whose sum is σ = 1274880. Its totient is φ = 1043280.

The previous prime is 1158089. The next prime is 1158121. The reversal of 1158113 is 3118511.

Added to its reverse (3118511) it gives a square (4276624 = 2068²).

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 1158113 - 2¹² = 1154017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1158133) 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, 983 + ... + 1811.

It is an arithmetic number, because the mean of its divisors is an integer number (159360).

2^1158113 is an apocalyptic number.

It is an amenable number.

1158113 is a deficient number, since it is larger than the sum of its proper divisors (116767).

1158113 is a wasteful number, since it uses less digits than its factorization.

1158113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 967.

The product of its digits is 120, while the sum is 20.

The square root of 1158113 is about 1076.1565871192. The cubic root of 1158113 is about 105.0147522734.

Adding to 1158113 its reverse (3118511), we get a square (4276624 = 2068²).

It can be divided in two parts, 115 and 8113, that added together give a palindrome (8228).

The spelling of 1158113 in words is "one million, one hundred fifty-eight thousand, one hundred thirteen".