1313232134530 has 64 divisors (see below), whose sum is σ = 2536128620928. Its totient is φ = 487837496320.

The previous prime is 1313232134519. The next prime is 1313232134653. The reversal of 1313232134530 is 354312323131.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1313232134492 and 1313232134501.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11527629 + ... + 11640991.

It is an arithmetic number, because the mean of its divisors is an integer number (39627009702).

Almost surely, 2^{1313232134530} is an apocalyptic number.

1313232134530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1313232134530 is a deficient number, since it is larger than the sum of its proper divisors (1222896486398).

1313232134530 is a wasteful number, since it uses less digits than its factorization.

1313232134530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114291.

The product of its (nonzero) digits is 19440, while the sum is 31.

Adding to 1313232134530 its reverse (354312323131), we get a palindrome (1667544457661).

The spelling of 1313232134530 in words is "one trillion, three hundred thirteen billion, two hundred thirty-two million, one hundred thirty-four thousand, five hundred thirty".