1158020079 has 8 divisors (see below), whose sum is σ = 1544230320. Its totient is φ = 771911616.

The previous prime is 1158020053. The next prime is 1158020089. The reversal of 1158020079 is 9700208511.

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

It is not a de Polignac number, because 1158020079 - 2⁹ = 1158019567 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1158020089) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7027 + ... + 48635.

It is an arithmetic number, because the mean of its divisors is an integer number (193028790).

Almost surely, 2^1158020079 is an apocalyptic number.

1158020079 is a deficient number, since it is larger than the sum of its proper divisors (386210241).

1158020079 is an equidigital number, since it uses as much as digits as its factorization.

1158020079 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50889.

The product of its (nonzero) digits is 5040, while the sum is 33.

The square root of 1158020079 is about 34029.6940773790. The cubic root of 1158020079 is about 1050.1194358470.

The spelling of 1158020079 in words is "one billion, one hundred fifty-eight million, twenty thousand, seventy-nine".