1158484379 has 4 divisors (see below), whose sum is σ = 1247598576. Its totient is φ = 1069370184.

The previous prime is 1158484279. The next prime is 1158484409. The reversal of 1158484379 is 9734848511.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1158484379 - 2²⁴ = 1141707163 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1158484279) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44557079 + ... + 44557104.

It is an arithmetic number, because the mean of its divisors is an integer number (311899644).

Almost surely, 2^1158484379 is an apocalyptic number.

1158484379 is a deficient number, since it is larger than the sum of its proper divisors (89114197).

1158484379 is an equidigital number, since it uses as much as digits as its factorization.

1158484379 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89114196.

The product of its digits is 967680, while the sum is 50.

The square root of 1158484379 is about 34036.5153768714. The cubic root of 1158484379 is about 1050.2597630931.

The spelling of 1158484379 in words is "one billion, one hundred fifty-eight million, four hundred eighty-four thousand, three hundred seventy-nine".