146475133 has 4 divisors (see below), whose sum is σ = 167400160. Its totient is φ = 125550108.

The previous prime is 146475101. The next prime is 146475139. The reversal of 146475133 is 331574641.

146475133 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 331574641 = 2659 ⋅124699.

It is a cyclic number.

It is not a de Polignac number, because 146475133 - 2⁵ = 146475101 is a prime.

It is a Duffinian number.

It is a plaindrome in base 13.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146475139) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10462503 + ... + 10462516.

It is an arithmetic number, because the mean of its divisors is an integer number (41850040).

Almost surely, 2^146475133 is an apocalyptic number.

It is an amenable number.

146475133 is a deficient number, since it is larger than the sum of its proper divisors (20925027).

146475133 is an equidigital number, since it uses as much as digits as its factorization.

146475133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20925026.

The product of its digits is 30240, while the sum is 34.

The square root of 146475133 is about 12102.6911470135. The cubic root of 146475133 is about 527.1343293515.

The spelling of 146475133 in words is "one hundred forty-six million, four hundred seventy-five thousand, one hundred thirty-three".