132520345 has 16 divisors (see below), whose sum is σ = 168416640. Its totient is φ = 99823104.

The previous prime is 132520337. The next prime is 132520379. The reversal of 132520345 is 543025231.

It is a cyclic number.

It is not a de Polignac number, because 132520345 - 2³ = 132520337 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11689 + ... + 20041.

It is an arithmetic number, because the mean of its divisors is an integer number (10526040).

Almost surely, 2^132520345 is an apocalyptic number.

It is an amenable number.

132520345 is a deficient number, since it is larger than the sum of its proper divisors (35896295).

132520345 is a wasteful number, since it uses less digits than its factorization.

132520345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8544.

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 132520345 is about 11511.7481296283. The cubic root of 132520345 is about 509.8325029862.

Adding to 132520345 its reverse (543025231), we get a palindrome (675545576).

The spelling of 132520345 in words is "one hundred thirty-two million, five hundred twenty thousand, three hundred forty-five".