133975753 has 4 divisors (see below), whose sum is σ = 134067220. Its totient is φ = 133884288.

The previous prime is 133975747. The next prime is 133975771. The reversal of 133975753 is 357579331.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 88115769 + 45859984 = 9387^2 + 6772^2 .

It is a cyclic number.

It is not a de Polignac number, because 133975753 - 2⁹ = 133975241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133975553) 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 3 ways as a sum of consecutive naturals, for example, 43500 + ... + 46477.

It is an arithmetic number, because the mean of its divisors is an integer number (33516805).

Almost surely, 2^133975753 is an apocalyptic number.

It is an amenable number.

133975753 is a deficient number, since it is larger than the sum of its proper divisors (91467).

133975753 is an equidigital number, since it uses as much as digits as its factorization.

133975753 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91466.

The product of its digits is 297675, while the sum is 43.

The square root of 133975753 is about 11574.7895445230. The cubic root of 133975753 is about 511.6921277860.

The spelling of 133975753 in words is "one hundred thirty-three million, nine hundred seventy-five thousand, seven hundred fifty-three".