133023552243 has 4 divisors (see below), whose sum is σ = 177364736328. Its totient is φ = 88682368160.

The previous prime is 133023552241. The next prime is 133023552271. The reversal of 133023552243 is 342255320331.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 133023552243 - 2¹ = 133023552241 is a prime.

It is not an unprimeable number, because it can be changed into a prime (133023552241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22170592038 + ... + 22170592043.

It is an arithmetic number, because the mean of its divisors is an integer number (44341184082).

Almost surely, 2^133023552243 is an apocalyptic number.

133023552243 is a deficient number, since it is larger than the sum of its proper divisors (44341184085).

133023552243 is an equidigital number, since it uses as much as digits as its factorization.

133023552243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44341184084.

The product of its (nonzero) digits is 64800, while the sum is 33.

Adding to 133023552243 its reverse (342255320331), we get a palindrome (475278872574).

The spelling of 133023552243 in words is "one hundred thirty-three billion, twenty-three million, five hundred fifty-two thousand, two hundred forty-three".