133401335 has 8 divisors (see below), whose sum is σ = 162010800. Its totient is φ = 105434944.

The previous prime is 133401313. The next prime is 133401341. The reversal of 133401335 is 533104331.

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 133401335 - 2⁶ = 133401271 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 133401335.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 160310 + ... + 161139.

It is an arithmetic number, because the mean of its divisors is an integer number (20251350).

Almost surely, 2^133401335 is an apocalyptic number.

133401335 is a deficient number, since it is larger than the sum of its proper divisors (28609465).

133401335 is an equidigital number, since it uses as much as digits as its factorization.

133401335 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 321537.

The product of its (nonzero) digits is 1620, while the sum is 23.

The square root of 133401335 is about 11549.9495669895. The cubic root of 133401335 is about 510.9597906992.

Adding to 133401335 its reverse (533104331), we get a palindrome (666505666).

The spelling of 133401335 in words is "one hundred thirty-three million, four hundred one thousand, three hundred thirty-five".