133300123 has 4 divisors (see below), whose sum is σ = 145418328. Its totient is φ = 121181920.

The previous prime is 133300121. The next prime is 133300147. The reversal of 133300123 is 321003331.

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 133300123 - 2¹ = 133300121 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 133300097 and 133300106.

It is not an unprimeable number, because it can be changed into a prime (133300121) 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, 6059086 + ... + 6059107.

It is an arithmetic number, because the mean of its divisors is an integer number (36354582).

Almost surely, 2^133300123 is an apocalyptic number.

133300123 is a deficient number, since it is larger than the sum of its proper divisors (12118205).

133300123 is a wasteful number, since it uses less digits than its factorization.

133300123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12118204.

The product of its (nonzero) digits is 162, while the sum is 16.

The square root of 133300123 is about 11545.5672446182. The cubic root of 133300123 is about 510.8305357541.

Adding to 133300123 its reverse (321003331), we get a palindrome (454303454).

The spelling of 133300123 in words is "one hundred thirty-three million, three hundred thousand, one hundred twenty-three".