132445225321 has 8 divisors (see below), whose sum is σ = 132573256200. Its totient is φ = 132317256960.

The previous prime is 132445225303. The next prime is 132445225331. The reversal of 132445225321 is 123522544231.

It can be written as a sum of positive squares in 4 ways, for example, as 3518269225 + 128926956096 = 59315^2 + 359064^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-132445225321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (132445225331) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4958161 + ... + 4984801.

It is an arithmetic number, because the mean of its divisors is an integer number (16571657025).

Almost surely, 2^132445225321 is an apocalyptic number.

It is an amenable number.

132445225321 is a deficient number, since it is larger than the sum of its proper divisors (128030879).

132445225321 is a wasteful number, since it uses less digits than its factorization.

132445225321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31259.

The product of its digits is 57600, while the sum is 34.

Adding to 132445225321 its reverse (123522544231), we get a palindrome (255967769552).

The spelling of 132445225321 in words is "one hundred thirty-two billion, four hundred forty-five million, two hundred twenty-five thousand, three hundred twenty-one".