146532813 has 32 divisors (see below), whose sum is σ = 228510720. Its totient is φ = 81793920.

The previous prime is 146532791. The next prime is 146532823. The reversal of 146532813 is 318235641.

It is not a de Polignac number, because 146532813 - 2²⁰ = 145484237 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146532823) 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 31 ways as a sum of consecutive naturals, for example, 280993 + ... + 281513.

It is an arithmetic number, because the mean of its divisors is an integer number (7140960).

Almost surely, 2^146532813 is an apocalyptic number.

It is an amenable number.

146532813 is a deficient number, since it is larger than the sum of its proper divisors (81977907).

146532813 is a wasteful number, since it uses less digits than its factorization.

146532813 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 817.

The product of its digits is 17280, while the sum is 33.

The square root of 146532813 is about 12105.0738535541. The cubic root of 146532813 is about 527.2035131493.

The spelling of 146532813 in words is "one hundred forty-six million, five hundred thirty-two thousand, eight hundred thirteen".