1133440311323 has 4 divisors (see below), whose sum is σ = 1136399685888. Its totient is φ = 1130480936760.

The previous prime is 1133440311287. The next prime is 1133440311349. The reversal of 1133440311323 is 3231130443311.

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 1133440311323 - 2¹⁶ = 1133440245787 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1133440311023) 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, 1479686708 + ... + 1479687473.

It is an arithmetic number, because the mean of its divisors is an integer number (284099921472).

Almost surely, 2^{1133440311323} is an apocalyptic number.

1133440311323 is a deficient number, since it is larger than the sum of its proper divisors (2959374565).

1133440311323 is an equidigital number, since it uses as much as digits as its factorization.

1133440311323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2959374564.

The product of its (nonzero) digits is 7776, while the sum is 29.

Adding to 1133440311323 its reverse (3231130443311), we get a palindrome (4364570754634).

The spelling of 1133440311323 in words is "one trillion, one hundred thirty-three billion, four hundred forty million, three hundred eleven thousand, three hundred twenty-three".