132011280 has 60 divisors (see below), whose sum is σ = 443340300. Its totient is φ = 35202816.

The previous prime is 132011279. The next prime is 132011281. The reversal of 132011280 is 82110231.

It is an interprime number because it is at equal distance from previous prime (132011279) and next prime (132011281).

It can be written as a sum of positive squares in 2 ways, for example, as 54641664 + 77369616 = 7392^2 + 8796^2 .

It is a tau number, because it is divible by the number of its divisors (60).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (132011281) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 90955 + ... + 92394.

It is an arithmetic number, because the mean of its divisors is an integer number (7389005).

Almost surely, 2^132011280 is an apocalyptic number.

132011280 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

132011280 is an abundant number, since it is smaller than the sum of its proper divisors (311329020).

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

132011280 is a wasteful number, since it uses less digits than its factorization.

132011280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 183368 (or 183359 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

The square root of 132011280 is about 11489.6161815789. The cubic root of 132011280 is about 509.1788400218.

The spelling of 132011280 in words is "one hundred thirty-two million, eleven thousand, two hundred eighty".