1180258707545 has 8 divisors (see below), whose sum is σ = 1450854606600. Its totient is φ = 921177527680.

The previous prime is 1180258707541. The next prime is 1180258707547. The reversal of 1180258707545 is 5457078520811.

It can be written as a sum of positive squares in 4 ways, for example, as 99446883904 + 1080811823641 = 315352^2 + 1039621^2 .

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

It is not a de Polignac number, because 1180258707545 - 2² = 1180258707541 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1180258707541) 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, 2878679570 + ... + 2878679979.

It is an arithmetic number, because the mean of its divisors is an integer number (181356825825).

Almost surely, 2^{1180258707545} is an apocalyptic number.

It is an amenable number.

1180258707545 is a deficient number, since it is larger than the sum of its proper divisors (270595899055).

1180258707545 is an equidigital number, since it uses as much as digits as its factorization.

1180258707545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5757359595.

The product of its (nonzero) digits is 3136000, while the sum is 53.

The spelling of 1180258707545 in words is "one trillion, one hundred eighty billion, two hundred fifty-eight million, seven hundred seven thousand, five hundred forty-five".