132120145 has 8 divisors (see below), whose sum is σ = 160716456. Its totient is φ = 104247936.

The previous prime is 132120103. The next prime is 132120151. The reversal of 132120145 is 541021231.

It can be written as a sum of positive squares in 4 ways, for example, as 26790976 + 105329169 = 5176^2 + 10263^2 .

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 132120145 - 2¹⁵ = 132087377 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 180622 + ... + 181351.

It is an arithmetic number, because the mean of its divisors is an integer number (20089557).

Almost surely, 2^132120145 is an apocalyptic number.

It is an amenable number.

132120145 is a deficient number, since it is larger than the sum of its proper divisors (28596311).

132120145 is an equidigital number, since it uses as much as digits as its factorization.

132120145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 362051.

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 132120145 is about 11494.3527438477. The cubic root of 132120145 is about 509.3187687811.

Adding to 132120145 its reverse (541021231), we get a palindrome (673141376).

The spelling of 132120145 in words is "one hundred thirty-two million, one hundred twenty thousand, one hundred forty-five".