146323105 has 4 divisors (see below), whose sum is σ = 175587732. Its totient is φ = 117058480.

The previous prime is 146323103. The next prime is 146323117. The reversal of 146323105 is 501323641.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 106481761 + 39841344 = 10319^2 + 6312^2 .

It is not a de Polignac number, because 146323105 - 2¹ = 146323103 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 146323105.

It is not an unprimeable number, because it can be changed into a prime (146323103) 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 3 ways as a sum of consecutive naturals, for example, 14632306 + ... + 14632315.

It is an arithmetic number, because the mean of its divisors is an integer number (43896933).

Almost surely, 2^146323105 is an apocalyptic number.

It is an amenable number.

146323105 is a deficient number, since it is larger than the sum of its proper divisors (29264627).

146323105 is an equidigital number, since it uses as much as digits as its factorization.

146323105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29264626.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 146323105 is about 12096.4087645879. The cubic root of 146323105 is about 526.9518935621.

Adding to 146323105 its reverse (501323641), we get a palindrome (647646746).

The spelling of 146323105 in words is "one hundred forty-six million, three hundred twenty-three thousand, one hundred five".