133395541 has 8 divisors (see below), whose sum is σ = 138806784. Its totient is φ = 128091600.

The previous prime is 133395539. The next prime is 133395547. The reversal of 133395541 is 145593331.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 133395541 - 2¹ = 133395539 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 133395497 and 133395506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133395547) 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 7 ways as a sum of consecutive naturals, for example, 24285 + ... + 29266.

It is an arithmetic number, because the mean of its divisors is an integer number (17350848).

Almost surely, 2^133395541 is an apocalyptic number.

It is an amenable number.

133395541 is a deficient number, since it is larger than the sum of its proper divisors (5411243).

133395541 is an equidigital number, since it uses as much as digits as its factorization.

133395541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53651.

The product of its digits is 24300, while the sum is 34.

The square root of 133395541 is about 11549.6987406599. The cubic root of 133395541 is about 510.9523931124.

The spelling of 133395541 in words is "one hundred thirty-three million, three hundred ninety-five thousand, five hundred forty-one".