133001335 has 16 divisors (see below), whose sum is σ = 163910880. Its totient is φ = 103541760.

The previous prime is 133001329. The next prime is 133001369. The reversal of 133001335 is 533100331.

It is not a de Polignac number, because 133001335 - 2⁷ = 133001207 is a prime.

It is a super-2 number, since 2×133001335² = 35378710223564450, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 131311 + ... + 132319.

It is an arithmetic number, because the mean of its divisors is an integer number (10244430).

Almost surely, 2^133001335 is an apocalyptic number.

133001335 is a deficient number, since it is larger than the sum of its proper divisors (30909545).

133001335 is a wasteful number, since it uses less digits than its factorization.

133001335 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1698.

The product of its (nonzero) digits is 405, while the sum is 19.

The square root of 133001335 is about 11532.6204741160. The cubic root of 133001335 is about 510.4485800806.

Adding to 133001335 its reverse (533100331), we get a palindrome (666101666).

The spelling of 133001335 in words is "one hundred thirty-three million, one thousand, three hundred thirty-five".