133154312 has 16 divisors (see below), whose sum is σ = 258273900. Its totient is φ = 64281280.

The previous prime is 133154267. The next prime is 133154317. The reversal of 133154312 is 213451331.

It can be written as a sum of positive squares in 2 ways, for example, as 117202276 + 15952036 = 10826^2 + 3994^2 .

It is not an unprimeable number, because it can be changed into a prime (133154317) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 286739 + ... + 287202.

Almost surely, 2^133154312 is an apocalyptic number.

It is an amenable number.

133154312 is a deficient number, since it is larger than the sum of its proper divisors (125119588).

133154312 is a wasteful number, since it uses less digits than its factorization.

133154312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 573976 (or 573972 counting only the distinct ones).

The product of its digits is 1080, while the sum is 23.

The square root of 133154312 is about 11539.2509288948. The cubic root of 133154312 is about 510.6442096289.

The spelling of 133154312 in words is "one hundred thirty-three million, one hundred fifty-four thousand, three hundred twelve".