1147158339 has 8 divisors (see below), whose sum is σ = 1530524352. Its totient is φ = 764282280.

The previous prime is 1147158263. The next prime is 1147158359. The reversal of 1147158339 is 9338517411.

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

It is not a de Polignac number, because 1147158339 - 2⁷ = 1147158211 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1147158339.

It is not an unprimeable number, because it can be changed into a prime (1147158359) 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 7 ways as a sum of consecutive naturals, for example, 116989 + ... + 126414.

It is an arithmetic number, because the mean of its divisors is an integer number (191315544).

Almost surely, 2^1147158339 is an apocalyptic number.

1147158339 is a deficient number, since it is larger than the sum of its proper divisors (383366013).

1147158339 is a wasteful number, since it uses less digits than its factorization.

1147158339 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244977.

The product of its digits is 90720, while the sum is 42.

The square root of 1147158339 is about 33869.7259953487. The cubic root of 1147158339 is about 1046.8258911057.

The spelling of 1147158339 in words is "one billion, one hundred forty-seven million, one hundred fifty-eight thousand, three hundred thirty-nine".