133115253243233 has 4 divisors (see below), whose sum is σ = 133115357142420. Its totient is φ = 133115149344048.

The previous prime is 133115253243187. The next prime is 133115253243239. The reversal of 133115253243233 is 332342352511331.

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 47793675410209 + 85321577833024 = 6913297^2 + 9236968^2 .

It is a cyclic number.

It is not a de Polignac number, because 133115253243233 - 2³⁰ = 133114179501409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133115253243239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50003498 + ... + 52598291.

It is an arithmetic number, because the mean of its divisors is an integer number (33278839285605).

Almost surely, 2^{133115253243233} is an apocalyptic number.

It is an amenable number.

133115253243233 is a deficient number, since it is larger than the sum of its proper divisors (103899187).

133115253243233 is a wasteful number, since it uses less digits than its factorization.

133115253243233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103899186.

The product of its digits is 583200, while the sum is 41.

The spelling of 133115253243233 in words is "one hundred thirty-three trillion, one hundred fifteen billion, two hundred fifty-three million, two hundred forty-three thousand, two hundred thirty-three".