132400120 has 32 divisors (see below), whose sum is σ = 300643200. Its totient is φ = 52472448.

The previous prime is 132400117. The next prime is 132400127. The reversal of 132400120 is 21004231.

It is a self number, because there is not a number n which added to its sum of digits gives 132400120.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132400127) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10824 + ... + 19543.

It is an arithmetic number, because the mean of its divisors is an integer number (9395100).

Almost surely, 2^132400120 is an apocalyptic number.

132400120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

132400120 is an abundant number, since it is smaller than the sum of its proper divisors (168243080).

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

132400120 is a wasteful number, since it uses less digits than its factorization.

132400120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30487 (or 30483 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 132400120 is about 11506.5251053478. The cubic root of 132400120 is about 509.6782797287.

Adding to 132400120 its reverse (21004231), we get a palindrome (153404351).

The spelling of 132400120 in words is "one hundred thirty-two million, four hundred thousand, one hundred twenty".