1135161736801 has 4 divisors (see below), whose sum is σ = 1135163868100. Its totient is φ = 1135159605504.

The previous prime is 1135161736799. The next prime is 1135161736879. The reversal of 1135161736801 is 1086371615311.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 546895746576 + 588265990225 = 739524^2 + 766985^2 .

It is a cyclic number.

It is not a de Polignac number, because 1135161736801 - 2¹ = 1135161736799 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1135161736201) 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 3 ways as a sum of consecutive naturals, for example, 501145 + ... + 1587913.

It is an arithmetic number, because the mean of its divisors is an integer number (283790967025).

Almost surely, 2^{1135161736801} is an apocalyptic number.

It is an amenable number.

1135161736801 is a deficient number, since it is larger than the sum of its proper divisors (2131299).

1135161736801 is a wasteful number, since it uses less digits than its factorization.

1135161736801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2131298.

The product of its (nonzero) digits is 90720, while the sum is 43.

The spelling of 1135161736801 in words is "one trillion, one hundred thirty-five billion, one hundred sixty-one million, seven hundred thirty-six thousand, eight hundred one".