1313533133545 has 8 divisors (see below), whose sum is σ = 1576247492160. Its totient is φ = 1050821352240.

The previous prime is 1313533133509. The next prime is 1313533133567. The reversal of 1313533133545 is 5453313353131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1313533133545 - 2¹¹ = 1313533131497 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1313533133498 and 1313533133507.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 752010 + ... + 1786780.

It is an arithmetic number, because the mean of its divisors is an integer number (197030936520).

Almost surely, 2^{1313533133545} is an apocalyptic number.

It is an amenable number.

1313533133545 is a deficient number, since it is larger than the sum of its proper divisors (262714358615).

1313533133545 is a wasteful number, since it uses less digits than its factorization.

1313533133545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1288655.

The product of its digits is 364500, while the sum is 40.

Adding to 1313533133545 its reverse (5453313353131), we get a palindrome (6766846486676).

The spelling of 1313533133545 in words is "one trillion, three hundred thirteen billion, five hundred thirty-three million, one hundred thirty-three thousand, five hundred forty-five".