1158036780245 has 4 divisors (see below), whose sum is σ = 1389644136300. Its totient is φ = 926429424192.

The previous prime is 1158036780191. The next prime is 1158036780253. The reversal of 1158036780245 is 5420876308511.

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 848679452644 + 309357327601 = 921238^2 + 556199^2 .

It is a cyclic number.

It is not a de Polignac number, because 1158036780245 - 2²⁰ = 1158035731669 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1158036780193 and 1158036780202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 115803678020 + ... + 115803678029.

It is an arithmetic number, because the mean of its divisors is an integer number (347411034075).

Almost surely, 2^{1158036780245} is an apocalyptic number.

It is an amenable number.

1158036780245 is a deficient number, since it is larger than the sum of its proper divisors (231607356055).

1158036780245 is an equidigital number, since it uses as much as digits as its factorization.

1158036780245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 231607356054.

The product of its (nonzero) digits is 1612800, while the sum is 50.

The spelling of 1158036780245 in words is "one trillion, one hundred fifty-eight billion, thirty-six million, seven hundred eighty thousand, two hundred forty-five".