1158474789479 has 12 divisors (see below), whose sum is σ = 1397321395344. Its totient is φ = 940716368352.

The previous prime is 1158474789473. The next prime is 1158474789503. The reversal of 1158474789479 is 9749874748511.

It is not a de Polignac number, because 1158474789479 - 2¹⁶ = 1158474723943 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1158474789473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 229216862 + ... + 229221915.

It is an arithmetic number, because the mean of its divisors is an integer number (116443449612).

Almost surely, 2^{1158474789479} is an apocalyptic number.

1158474789479 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

1158474789479 is a deficient number, since it is larger than the sum of its proper divisors (238846605865).

1158474789479 is an equidigital number, since it uses as much as digits as its factorization.

1158474789479 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 458438822 (or 458438803 counting only the distinct ones).

The product of its digits is 568995840, while the sum is 74.

The spelling of 1158474789479 in words is "one trillion, one hundred fifty-eight billion, four hundred seventy-four million, seven hundred eighty-nine thousand, four hundred seventy-nine".