133425607 has 8 divisors (see below), whose sum is σ = 157744800. Its totient is φ = 110421024.

The previous prime is 133425587. The next prime is 133425613. The reversal of 133425607 is 706524331.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 133425607 - 2¹⁹ = 132901319 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133425647) 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 7 ways as a sum of consecutive naturals, for example, 328432 + ... + 328837.

It is an arithmetic number, because the mean of its divisors is an integer number (19718100).

Almost surely, 2^133425607 is an apocalyptic number.

133425607 is a deficient number, since it is larger than the sum of its proper divisors (24319193).

133425607 is an equidigital number, since it uses as much as digits as its factorization.

133425607 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 657305.

The product of its (nonzero) digits is 15120, while the sum is 31.

The square root of 133425607 is about 11551.0002597178. Note that the first 3 decimals coincide. The cubic root of 133425607 is about 510.9907780552.

Adding to 133425607 its reverse (706524331), we get a palindrome (839949938).

The spelling of 133425607 in words is "one hundred thirty-three million, four hundred twenty-five thousand, six hundred seven".