133115325 has 24 divisors (see below), whose sum is σ = 251525568. Its totient is φ = 60852480.

The previous prime is 133115303. The next prime is 133115341. The reversal of 133115325 is 523511331.

It is not a de Polignac number, because 133115325 - 2⁵ = 133115293 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 133115295 and 133115304.

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, 126252 + ... + 127301.

It is an arithmetic number, because the mean of its divisors is an integer number (10480232).

Almost surely, 2^133115325 is an apocalyptic number.

133115325 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

133115325 is a deficient number, since it is larger than the sum of its proper divisors (118410243).

133115325 is a wasteful number, since it uses less digits than its factorization.

133115325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 253573 (or 253568 counting only the distinct ones).

The product of its digits is 1350, while the sum is 24.

The square root of 133115325 is about 11537.5614841265. The cubic root of 133115325 is about 510.5943666338.

Adding to 133115325 its reverse (523511331), we get a palindrome (656626656).

The spelling of 133115325 in words is "one hundred thirty-three million, one hundred fifteen thousand, three hundred twenty-five".