146383109 has 4 divisors (see below), whose sum is σ = 152747616. Its totient is φ = 140018604.

The previous prime is 146383091. The next prime is 146383117. The reversal of 146383109 is 901383641.

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: 901383641 = 61 ⋅14776781.

It is a cyclic number.

It is not a de Polignac number, because 146383109 - 2²⁴ = 129605893 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146383609) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3182219 + ... + 3182264.

It is an arithmetic number, because the mean of its divisors is an integer number (38186904).

Almost surely, 2^146383109 is an apocalyptic number.

It is an amenable number.

146383109 is a deficient number, since it is larger than the sum of its proper divisors (6364507).

146383109 is an equidigital number, since it uses as much as digits as its factorization.

146383109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6364506.

The product of its (nonzero) digits is 15552, while the sum is 35.

The square root of 146383109 is about 12098.8887506250. Note that the first 3 decimals coincide. The cubic root of 146383109 is about 527.0239143143.

The spelling of 146383109 in words is "one hundred forty-six million, three hundred eighty-three thousand, one hundred nine".