133302123 has 12 divisors (see below), whose sum is σ = 194455248. Its totient is φ = 87987600.

The previous prime is 133302101. The next prime is 133302149. The reversal of 133302123 is 321203331.

It is not a de Polignac number, because 133302123 - 2⁹ = 133301611 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 133302096 and 133302105.

It is not an unprimeable number, because it can be changed into a prime (133302173) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 72415 + ... + 74232.

It is an arithmetic number, because the mean of its divisors is an integer number (16204604).

Almost surely, 2^133302123 is an apocalyptic number.

133302123 is a deficient number, since it is larger than the sum of its proper divisors (61153125).

133302123 is a wasteful number, since it uses less digits than its factorization.

133302123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146754 (or 146751 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

The square root of 133302123 is about 11545.6538576211. The cubic root of 133302123 is about 510.8330905304.

Adding to 133302123 its reverse (321203331), we get a palindrome (454505454).

The spelling of 133302123 in words is "one hundred thirty-three million, three hundred two thousand, one hundred twenty-three".