133353125 has 24 divisors (see below), whose sum is σ = 168426720. Its totient is φ = 105570000.

The previous prime is 133353119. The next prime is 133353139. The reversal of 133353125 is 521353331.

It is not a de Polignac number, because 133353125 - 2⁴ = 133353109 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 133353094 and 133353103.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 434222 + ... + 434528.

It is an arithmetic number, because the mean of its divisors is an integer number (7017780).

Almost surely, 2^133353125 is an apocalyptic number.

It is an amenable number.

133353125 is a deficient number, since it is larger than the sum of its proper divisors (35073595).

133353125 is an frugal number, since it uses more digits than its factorization.

133353125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 471 (or 451 counting only the distinct ones).

The product of its digits is 4050, while the sum is 26.

The square root of 133353125 is about 11547.8623562978. The cubic root of 133353125 is about 510.8982312465.

The spelling of 133353125 in words is "one hundred thirty-three million, three hundred fifty-three thousand, one hundred twenty-five".