133541127 has 12 divisors (see below), whose sum is σ = 192992904. Its totient is φ = 88981200.

The previous prime is 133541081. The next prime is 133541129. The reversal of 133541127 is 721145331.

It is not a de Polignac number, because 133541127 - 2¹⁰ = 133540103 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 133541127.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133541129) 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 11 ways as a sum of consecutive naturals, for example, 32733 + ... + 36585.

It is an arithmetic number, because the mean of its divisors is an integer number (16082742).

Almost surely, 2^133541127 is an apocalyptic number.

133541127 is a deficient number, since it is larger than the sum of its proper divisors (59451777).

133541127 is a wasteful number, since it uses less digits than its factorization.

133541127 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7710 (or 7707 counting only the distinct ones).

The product of its digits is 2520, while the sum is 27.

The square root of 133541127 is about 11555.9996105919. Note that the first 3 decimals coincide. The cubic root of 133541127 is about 511.1382075934.

Adding to 133541127 its reverse (721145331), we get a palindrome (854686458).

The spelling of 133541127 in words is "one hundred thirty-three million, five hundred forty-one thousand, one hundred twenty-seven".