133456403223133 has 4 divisors (see below), whose sum is σ = 133672003228960. Its totient is φ = 133240803217308.

The previous prime is 133456403223089. The next prime is 133456403223161. The reversal of 133456403223133 is 331322304654331.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-133456403223133 is a prime.

It is a super-2 number, since 2×133456403223133² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 133456403223133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133456403203133) 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, 107800001985 + ... + 107800003222.

It is an arithmetic number, because the mean of its divisors is an integer number (33418000807240).

Almost surely, 2^{133456403223133} is an apocalyptic number.

It is an amenable number.

133456403223133 is a deficient number, since it is larger than the sum of its proper divisors (215600005827).

133456403223133 is an equidigital number, since it uses as much as digits as its factorization.

133456403223133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215600005826.

The product of its (nonzero) digits is 1399680, while the sum is 43.

Adding to 133456403223133 its reverse (331322304654331), we get a palindrome (464778707877464).

The spelling of 133456403223133 in words is "one hundred thirty-three trillion, four hundred fifty-six billion, four hundred three million, two hundred twenty-three thousand, one hundred thirty-three".