133910425 has 12 divisors (see below), whose sum is σ = 181144656. Its totient is φ = 97389200.

The previous prime is 133910419. The next prime is 133910449. The reversal of 133910425 is 524019331.

It is not a de Polignac number, because 133910425 - 2⁹ = 133909913 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 133910393 and 133910402.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 243199 + ... + 243748.

It is an arithmetic number, because the mean of its divisors is an integer number (15095388).

Almost surely, 2^133910425 is an apocalyptic number.

It is an amenable number.

133910425 is a deficient number, since it is larger than the sum of its proper divisors (47234231).

133910425 is a wasteful number, since it uses less digits than its factorization.

133910425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 486968 (or 486963 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 133910425 is about 11571.9672052767. The cubic root of 133910425 is about 511.6089454257.

Adding to 133910425 its reverse (524019331), we get a palindrome (657929756).

The spelling of 133910425 in words is "one hundred thirty-three million, nine hundred ten thousand, four hundred twenty-five".