133603125 has 24 divisors (see below), whose sum is σ = 222673248. Its totient is φ = 71250000.

The previous prime is 133603123. The next prime is 133603157. The reversal of 133603125 is 521306331.

It is a happy number.

It is not a de Polignac number, because 133603125 - 2¹ = 133603123 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 133603095 and 133603104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133603121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2250 + ... + 16500.

It is an arithmetic number, because the mean of its divisors is an integer number (9278052).

Almost surely, 2^133603125 is an apocalyptic number.

133603125 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

133603125 is a deficient number, since it is larger than the sum of its proper divisors (89070123).

133603125 is an frugal number, since it uses more digits than its factorization.

133603125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14279 (or 14259 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 24.

The square root of 133603125 is about 11558.6818020049. The cubic root of 133603125 is about 511.2172959474.

Adding to 133603125 its reverse (521306331), we get a palindrome (654909456).

The spelling of 133603125 in words is "one hundred thirty-three million, six hundred three thousand, one hundred twenty-five".