1155433480823 has 4 divisors (see below), whose sum is σ = 1155443559240. Its totient is φ = 1155423402408.

The previous prime is 1155433480717. The next prime is 1155433480837. The reversal of 1155433480823 is 3280843345511.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1155433480823 - 2⁸ = 1155433480567 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1155433480843) 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, 4865240 + ... + 5097197.

It is an arithmetic number, because the mean of its divisors is an integer number (288860889810).

Almost surely, 2^{1155433480823} is an apocalyptic number.

1155433480823 is a deficient number, since it is larger than the sum of its proper divisors (10078417).

1155433480823 is an equidigital number, since it uses as much as digits as its factorization.

1155433480823 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10078416.

The product of its (nonzero) digits is 1382400, while the sum is 47.

The spelling of 1155433480823 in words is "one trillion, one hundred fifty-five billion, four hundred thirty-three million, four hundred eighty thousand, eight hundred twenty-three".