133252442305 has 8 divisors (see below), whose sum is σ = 159975200232. Its totient is φ = 106553774208.

The previous prime is 133252442299. The next prime is 133252442321. The reversal of 133252442305 is 503244252331.

It can be written as a sum of positive squares in 4 ways, for example, as 45936920241 + 87315522064 = 214329^2 + 295492^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 133252442305 - 2⁷ = 133252442177 is a prime.

It is a Duffinian number.

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 7 ways as a sum of consecutive naturals, for example, 6010284 + ... + 6032413.

It is an arithmetic number, because the mean of its divisors is an integer number (19996900029).

Almost surely, 2^133252442305 is an apocalyptic number.

It is an amenable number.

133252442305 is a deficient number, since it is larger than the sum of its proper divisors (26722757927).

133252442305 is a wasteful number, since it uses less digits than its factorization.

133252442305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12044915.

The product of its (nonzero) digits is 86400, while the sum is 34.

Adding to 133252442305 its reverse (503244252331), we get a palindrome (636496694636).

The spelling of 133252442305 in words is "one hundred thirty-three billion, two hundred fifty-two million, four hundred forty-two thousand, three hundred five".