133422325 has 12 divisors (see below), whose sum is σ = 165684708. Its totient is φ = 106582400.

The previous prime is 133422293. The next prime is 133422337. The reversal of 133422325 is 523224331.

It can be written as a sum of positive squares in 6 ways, for example, as 13256881 + 120165444 = 3641^2 + 10962^2 .

It is not a de Polignac number, because 133422325 - 2⁵ = 133422293 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 133422325.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15519 + ... + 22531.

It is an arithmetic number, because the mean of its divisors is an integer number (13807059).

Almost surely, 2^133422325 is an apocalyptic number.

It is an amenable number.

133422325 is a deficient number, since it is larger than the sum of its proper divisors (32262383).

133422325 is an equidigital number, since it uses as much as digits as its factorization.

133422325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7784 (or 7779 counting only the distinct ones).

The product of its digits is 4320, while the sum is 25.

The square root of 133422325 is about 11550.8581932253. The cubic root of 133422325 is about 510.9865882410.

Adding to 133422325 its reverse (523224331), we get a palindrome (656646656).

The spelling of 133422325 in words is "one hundred thirty-three million, four hundred twenty-two thousand, three hundred twenty-five".