146521533 has 8 divisors (see below), whose sum is σ = 195421248. Its totient is φ = 97651424.

The previous prime is 146521519. The next prime is 146521541. The reversal of 146521533 is 335125641.

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 146521533 - 2¹⁰ = 146520509 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 146521533.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146521033) by changing a digit.

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, 9985 + ... + 19817.

It is an arithmetic number, because the mean of its divisors is an integer number (24427656).

Almost surely, 2^146521533 is an apocalyptic number.

It is an amenable number.

146521533 is a deficient number, since it is larger than the sum of its proper divisors (48899715).

146521533 is an equidigital number, since it uses as much as digits as its factorization.

146521533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14803.

The product of its digits is 10800, while the sum is 30.

The square root of 146521533 is about 12104.6079242576. The cubic root of 146521533 is about 527.1899848751.

The spelling of 146521533 in words is "one hundred forty-six million, five hundred twenty-one thousand, five hundred thirty-three".