133395012 has 60 divisors (see below), whose sum is σ = 360771180. Its totient is φ = 42928704.

The previous prime is 133394999. The next prime is 133395023. The reversal of 133395012 is 210593331.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 110124036 + 23270976 = 10494^2 + 4824^2 .

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 2298 + ... + 16494.

It is an arithmetic number, because the mean of its divisors is an integer number (6012853).

Almost surely, 2^133395012 is an apocalyptic number.

133395012 is a gapful number since it is divisible by the number (12) 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 133395012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (180385590).

133395012 is an abundant number, since it is smaller than the sum of its proper divisors (227376168).

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

133395012 is a wasteful number, since it uses less digits than its factorization.

133395012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14242 (or 14231 counting only the distinct ones).

The product of its (nonzero) digits is 2430, while the sum is 27.

The square root of 133395012 is about 11549.6758396069. The cubic root of 133395012 is about 510.9517176921.

The spelling of 133395012 in words is "one hundred thirty-three million, three hundred ninety-five thousand, twelve".