133133453123 has 16 divisors (see below), whose sum is σ = 145582535520. Its totient is φ = 120742252800.

The previous prime is 133133453099. The next prime is 133133453137. The reversal of 133133453123 is 321354331331.

It is a cyclic number.

It is not a de Polignac number, because 133133453123 - 2⁶ = 133133453059 is a prime.

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 133133453123.

It is not an unprimeable number, because it can be changed into a prime (133133453623) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22712213 + ... + 22718073.

It is an arithmetic number, because the mean of its divisors is an integer number (9098908470).

Almost surely, 2^133133453123 is an apocalyptic number.

133133453123 is a deficient number, since it is larger than the sum of its proper divisors (12449082397).

133133453123 is a wasteful number, since it uses less digits than its factorization.

133133453123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10438.

The product of its digits is 29160, while the sum is 32.

Adding to 133133453123 its reverse (321354331331), we get a palindrome (454487784454).

The spelling of 133133453123 in words is "one hundred thirty-three billion, one hundred thirty-three million, four hundred fifty-three thousand, one hundred twenty-three".