133099325 has 12 divisors (see below), whose sum is σ = 169069908. Its totient is φ = 103881600.

The previous prime is 133099301. The next prime is 133099327. The reversal of 133099325 is 523990331.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 64176121 + 68923204 = 8011^2 + 8302^2 .

It is not a de Polignac number, because 133099325 - 2⁶ = 133099261 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133099327) 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, 63902 + ... + 65951.

It is an arithmetic number, because the mean of its divisors is an integer number (14089159).

Almost surely, 2^133099325 is an apocalyptic number.

It is an amenable number.

133099325 is a deficient number, since it is larger than the sum of its proper divisors (35970583).

133099325 is a wasteful number, since it uses less digits than its factorization.

133099325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129904 (or 129899 counting only the distinct ones).

The product of its (nonzero) digits is 21870, while the sum is 35.

The square root of 133099325 is about 11536.8680758688. The cubic root of 133099325 is about 510.5739085906.

The spelling of 133099325 in words is "one hundred thirty-three million, ninety-nine thousand, three hundred twenty-five".