132345540 has 144 divisors (see below), whose sum is σ = 418279680. Its totient is φ = 33845760.

The previous prime is 132345517. The next prime is 132345601. The reversal of 132345540 is 45543231.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 582907 + ... + 583133.

It is an arithmetic number, because the mean of its divisors is an integer number (2904720).

Almost surely, 2^132345540 is an apocalyptic number.

132345540 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 132345540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (209139840).

132345540 is an abundant number, since it is smaller than the sum of its proper divisors (285934140).

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

132345540 is a wasteful number, since it uses less digits than its factorization.

132345540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 362 (or 357 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The square root of 132345540 is about 11504.1531630972. The cubic root of 132345540 is about 509.6082343140.

Adding to 132345540 its reverse (45543231), we get a palindrome (177888771).

The spelling of 132345540 in words is "one hundred thirty-two million, three hundred forty-five thousand, five hundred forty".