133140012 has 24 divisors (see below), whose sum is σ = 313513200. Its totient is φ = 43972416.

The previous prime is 133139999. The next prime is 133140019. The reversal of 133140012 is 210041331.

133140012 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 133139973 and 133140000.

It is not an unprimeable number, because it can be changed into a prime (133140019) 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 7 ways as a sum of consecutive naturals, for example, 49587 + ... + 52202.

It is an arithmetic number, because the mean of its divisors is an integer number (13063050).

Almost surely, 2^133140012 is an apocalyptic number.

133140012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

133140012 is an abundant number, since it is smaller than the sum of its proper divisors (180373188).

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

133140012 is a wasteful number, since it uses less digits than its factorization.

133140012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101905 (or 101903 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 133140012 is about 11538.6312879821. The cubic root of 133140012 is about 510.6259289000.

Adding to 133140012 its reverse (210041331), we get a palindrome (343181343).

The spelling of 133140012 in words is "one hundred thirty-three million, one hundred forty thousand, twelve".