133153012 has 24 divisors (see below), whose sum is σ = 235419912. Its totient is φ = 65894400.

The previous prime is 133153001. The next prime is 133153019. The reversal of 133153012 is 210351331.

It can be written as a sum of positive squares in 4 ways, for example, as 1454436 + 131698576 = 1206^2 + 11476^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133153019) 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, 255312 + ... + 255832.

It is an arithmetic number, because the mean of its divisors is an integer number (9809163).

Almost surely, 2^133153012 is an apocalyptic number.

It is an amenable number.

133153012 is a deficient number, since it is larger than the sum of its proper divisors (102266900).

133153012 is a wasteful number, since it uses less digits than its factorization.

133153012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1059 (or 1057 counting only the distinct ones).

The product of its (nonzero) digits is 270, while the sum is 19.

The square root of 133153012 is about 11539.1945992777. The cubic root of 133153012 is about 510.6425477985.

The spelling of 133153012 in words is "one hundred thirty-three million, one hundred fifty-three thousand, twelve".