1311130524233 has 4 divisors (see below), whose sum is σ = 1311231853188. Its totient is φ = 1311029195280.

The previous prime is 1311130524217. The next prime is 1311130524283. The reversal of 1311130524233 is 3324250311131.

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 602188416064 + 708942108169 = 776008^2 + 841987^2 .

It is a cyclic number.

It is not a de Polignac number, because 1311130524233 - 2⁴ = 1311130524217 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1311130524196 and 1311130524205.

It is not an unprimeable number, because it can be changed into a prime (1311130524283) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50645066 + ... + 50670947.

It is an arithmetic number, because the mean of its divisors is an integer number (327807963297).

Almost surely, 2^{1311130524233} is an apocalyptic number.

It is an amenable number.

1311130524233 is a deficient number, since it is larger than the sum of its proper divisors (101328955).

1311130524233 is a wasteful number, since it uses less digits than its factorization.

1311130524233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101328954.

The product of its (nonzero) digits is 6480, while the sum is 29.

Adding to 1311130524233 its reverse (3324250311131), we get a palindrome (4635380835364).

The spelling of 1311130524233 in words is "one trillion, three hundred eleven billion, one hundred thirty million, five hundred twenty-four thousand, two hundred thirty-three".