1158349 has 4 divisors (see below), whose sum is σ = 1208736. Its totient is φ = 1107964.

The previous prime is 1158341. The next prime is 1158361. The reversal of 1158349 is 9438511.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 9438511 = 83 ⋅113717.

It is a cyclic number.

It is not a de Polignac number, because 1158349 - 2³ = 1158341 is a prime.

It is a Duffinian number.

1158349 is a lucky number.

It is a plaindrome in base 16.

It is a self number, because there is not a number n which added to its sum of digits gives 1158349.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1158341) 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 3 ways as a sum of consecutive naturals, for example, 25159 + ... + 25204.

It is an arithmetic number, because the mean of its divisors is an integer number (302184).

2^1158349 is an apocalyptic number.

It is an amenable number.

1158349 is a deficient number, since it is larger than the sum of its proper divisors (50387).

1158349 is an equidigital number, since it uses as much as digits as its factorization.

1158349 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50386.

The product of its digits is 4320, while the sum is 31.

The square root of 1158349 is about 1076.2662310042. The cubic root of 1158349 is about 105.0218850829.

It can be divided in two parts, 115 and 8349, that added together give a square (8464 = 92²).

The spelling of 1158349 in words is "one million, one hundred fifty-eight thousand, three hundred forty-nine".