1158041730617 has 4 divisors (see below), whose sum is σ = 1226161832436. Its totient is φ = 1089921628800.

The previous prime is 1158041730613. The next prime is 1158041730667. The reversal of 1158041730617 is 7160371408511.

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

It can be written as a sum of positive squares in 2 ways, for example, as 446893587001 + 711148143616 = 668501^2 + 843296^2 .

It is a cyclic number.

It is not a de Polignac number, because 1158041730617 - 2² = 1158041730613 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1158041730613) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34060050884 + ... + 34060050917.

It is an arithmetic number, because the mean of its divisors is an integer number (306540458109).

Almost surely, 2^{1158041730617} is an apocalyptic number.

1158041730617 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

1158041730617 is a deficient number, since it is larger than the sum of its proper divisors (68120101819).

1158041730617 is an equidigital number, since it uses as much as digits as its factorization.

1158041730617 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68120101818.

The product of its (nonzero) digits is 141120, while the sum is 44.

The spelling of 1158041730617 in words is "one trillion, one hundred fifty-eight billion, forty-one million, seven hundred thirty thousand, six hundred seventeen".