1144086635233 has 4 divisors (see below), whose sum is σ = 1144127077780. Its totient is φ = 1144046192688.

The previous prime is 1144086635227. The next prime is 1144086635249. The reversal of 1144086635233 is 3325366804411.

It is a happy number.

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 209881264384 + 934205370849 = 458128^2 + 966543^2 .

It is a cyclic number.

It is not a de Polignac number, because 1144086635233 - 2⁹ = 1144086634721 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1144086635203) 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, 20178810 + ... + 20235427.

It is an arithmetic number, because the mean of its divisors is an integer number (286031769445).

Almost surely, 2^{1144086635233} is an apocalyptic number.

It is an amenable number.

1144086635233 is a deficient number, since it is larger than the sum of its proper divisors (40442547).

1144086635233 is an equidigital number, since it uses as much as digits as its factorization.

1144086635233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40442546.

The product of its (nonzero) digits is 1244160, while the sum is 46.

The spelling of 1144086635233 in words is "one trillion, one hundred forty-four billion, eighty-six million, six hundred thirty-five thousand, two hundred thirty-three".