133697325 has 24 divisors (see below), whose sum is σ = 222048288. Its totient is φ = 70982080.

The previous prime is 133697303. The next prime is 133697339. The reversal of 133697325 is 523796331.

It is not a de Polignac number, because 133697325 - 2¹¹ = 133695277 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13099 + ... + 20951.

It is an arithmetic number, because the mean of its divisors is an integer number (9252012).

Almost surely, 2^133697325 is an apocalyptic number.

133697325 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

133697325 is a deficient number, since it is larger than the sum of its proper divisors (88350963).

133697325 is a wasteful number, since it uses less digits than its factorization.

133697325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8093 (or 8088 counting only the distinct ones).

The product of its digits is 102060, while the sum is 39.

The square root of 133697325 is about 11562.7559431132. The cubic root of 133697325 is about 511.3374162807.

The spelling of 133697325 in words is "one hundred thirty-three million, six hundred ninety-seven thousand, three hundred twenty-five".