145535133 has 8 divisors (see below), whose sum is σ = 194243200. Its totient is φ = 96925248.

The previous prime is 145535107. The next prime is 145535141. The reversal of 145535133 is 331535541.

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

It is not a de Polignac number, because 145535133 - 2⁵ = 145535101 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 145535133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145535153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21013 + ... + 27066.

It is an arithmetic number, because the mean of its divisors is an integer number (24280400).

Almost surely, 2^145535133 is an apocalyptic number.

It is an amenable number.

145535133 is a deficient number, since it is larger than the sum of its proper divisors (48708067).

145535133 is a wasteful number, since it uses less digits than its factorization.

145535133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49091.

The product of its digits is 13500, while the sum is 30.

The square root of 145535133 is about 12063.7943036177. The cubic root of 145535133 is about 526.0042853627.

The spelling of 145535133 in words is "one hundred forty-five million, five hundred thirty-five thousand, one hundred thirty-three".