133241753 has 4 divisors (see below), whose sum is σ = 133308708. Its totient is φ = 133174800.

The previous prime is 133241729. The next prime is 133241827. The reversal of 133241753 is 357142331.

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 93450889 + 39790864 = 9667^2 + 6308^2 .

It is a cyclic number.

It is not a de Polignac number, because 133241753 - 2¹⁰ = 133240729 is a prime.

It is a super-3 number, since 3×133241753³ (a number of 25 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133241723) 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, 30398 + ... + 34503.

It is an arithmetic number, because the mean of its divisors is an integer number (33327177).

Almost surely, 2^133241753 is an apocalyptic number.

It is an amenable number.

133241753 is a deficient number, since it is larger than the sum of its proper divisors (66955).

133241753 is an equidigital number, since it uses as much as digits as its factorization.

133241753 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66954.

The product of its digits is 7560, while the sum is 29.

The square root of 133241753 is about 11543.0391578648. The cubic root of 133241753 is about 510.7559633509.

The spelling of 133241753 in words is "one hundred thirty-three million, two hundred forty-one thousand, seven hundred fifty-three".