132520430 has 64 divisors (see below), whose sum is σ = 285344640. Its totient is φ = 43352064.

The previous prime is 132520393. The next prime is 132520433. The reversal of 132520430 is 34025231.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132520433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 196574 + ... + 197246.

It is an arithmetic number, because the mean of its divisors is an integer number (4458510).

Almost surely, 2^132520430 is an apocalyptic number.

132520430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

132520430 is an abundant number, since it is smaller than the sum of its proper divisors (152824210).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

132520430 is a wasteful number, since it uses less digits than its factorization.

132520430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 813.

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 132520430 is about 11511.7518215083. The cubic root of 132520430 is about 509.8326119903.

Adding to 132520430 its reverse (34025231), we get a palindrome (166545661).

The spelling of 132520430 in words is "one hundred thirty-two million, five hundred twenty thousand, four hundred thirty".