133020540436323 has 32 divisors (see below), whose sum is σ = 185167184979456. Its totient is φ = 84781103230208.

The previous prime is 133020540436321. The next prime is 133020540436327. The reversal of 133020540436323 is 323634045020331.

It is a cyclic number.

It is not a de Polignac number, because 133020540436323 - 2¹ = 133020540436321 is a prime.

It is not an unprimeable number, because it can be changed into a prime (133020540436321) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1090030036 + ... + 1090152062.

It is an arithmetic number, because the mean of its divisors is an integer number (5786474530608).

Almost surely, 2^{133020540436323} is an apocalyptic number.

133020540436323 is a deficient number, since it is larger than the sum of its proper divisors (52146644543133).

133020540436323 is a wasteful number, since it uses less digits than its factorization.

133020540436323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130043.

The product of its (nonzero) digits is 466560, while the sum is 39.

Adding to 133020540436323 its reverse (323634045020331), we get a palindrome (456654585456654).

The spelling of 133020540436323 in words is "one hundred thirty-three trillion, twenty billion, five hundred forty million, four hundred thirty-six thousand, three hundred twenty-three".