1136441008721 has 4 divisors (see below), whose sum is σ = 1136485791744. Its totient is φ = 1136396225700.

The previous prime is 1136441008667. The next prime is 1136441008727. The reversal of 1136441008721 is 1278001446311.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1136441008721 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1136441008727) 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, 22353425 + ... + 22404206.

It is an arithmetic number, because the mean of its divisors is an integer number (284121447936).

Almost surely, 2^{1136441008721} is an apocalyptic number.

It is an amenable number.

1136441008721 is a deficient number, since it is larger than the sum of its proper divisors (44783023).

1136441008721 is an equidigital number, since it uses as much as digits as its factorization.

1136441008721 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44783022.

The product of its (nonzero) digits is 32256, while the sum is 38.

The spelling of 1136441008721 in words is "one trillion, one hundred thirty-six billion, four hundred forty-one million, eight thousand, seven hundred twenty-one".