132641520 has 160 divisors (see below), whose sum is σ = 458542080. Its totient is φ = 31441920.

The previous prime is 132641503. The next prime is 132641533. The reversal of 132641520 is 25146231.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 123546 + ... + 124614.

It is an arithmetic number, because the mean of its divisors is an integer number (2865888).

Almost surely, 2^132641520 is an apocalyptic number.

132641520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 132641520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (229271040).

132641520 is an abundant number, since it is smaller than the sum of its proper divisors (325900560).

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

132641520 is a wasteful number, since it uses less digits than its factorization.

132641520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1143 (or 1137 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 132641520 is about 11517.0100286489. The cubic root of 132641520 is about 509.9878505372.

Adding to 132641520 its reverse (25146231), we get a palindrome (157787751).

The spelling of 132641520 in words is "one hundred thirty-two million, six hundred forty-one thousand, five hundred twenty".