133141745 has 36 divisors (see below), whose sum is σ = 182255220. Its totient is φ = 93297600.

The previous prime is 133141727. The next prime is 133141753. The reversal of 133141745 is 547141331.

It can be written as a sum of positive squares in 2 ways, for example, as 91164304 + 41977441 = 9548^2 + 6479^2 .

It is not a de Polignac number, because 133141745 - 2¹² = 133137649 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 581291 + ... + 581519.

It is an arithmetic number, because the mean of its divisors is an integer number (5062645).

Almost surely, 2^133141745 is an apocalyptic number.

It is an amenable number.

133141745 is a deficient number, since it is larger than the sum of its proper divisors (49113475).

133141745 is a wasteful number, since it uses less digits than its factorization.

133141745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 318 (or 276 counting only the distinct ones).

The product of its digits is 5040, while the sum is 29.

The square root of 133141745 is about 11538.7063832996. The cubic root of 133141745 is about 510.6281443895.

The spelling of 133141745 in words is "one hundred thirty-three million, one hundred forty-one thousand, seven hundred forty-five".