1161046318445 has 32 divisors (see below), whose sum is σ = 1566958321152. Its totient is φ = 819432928512.

The previous prime is 1161046318441. The next prime is 1161046318447. The reversal of 1161046318445 is 5448136401611.

It is a cyclic number.

It is not a de Polignac number, because 1161046318445 - 2² = 1161046318441 is a prime.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1161046318396 and 1161046318405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1161046318441) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1493312 + ... + 2133558.

It is an arithmetic number, because the mean of its divisors is an integer number (48967447536).

Almost surely, 2^{1161046318445} is an apocalyptic number.

It is an amenable number.

1161046318445 is a deficient number, since it is larger than the sum of its proper divisors (405912002707).

1161046318445 is a wasteful number, since it uses less digits than its factorization.

1161046318445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 641501.

The product of its (nonzero) digits is 276480, while the sum is 44.

The spelling of 1161046318445 in words is "one trillion, one hundred sixty-one billion, forty-six million, three hundred eighteen thousand, four hundred forty-five".