146820314 has 4 divisors (see below), whose sum is σ = 220230474. Its totient is φ = 73410156.

The previous prime is 146820299. The next prime is 146820319. The reversal of 146820314 is 413028641.

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

It can be written as a sum of positive squares in only one way, i.e., 146773225 + 47089 = 12115^2 + 217^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (146820319) 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 as a sum of consecutive naturals, namely, 36705077 + ... + 36705080.

Almost surely, 2^146820314 is an apocalyptic number.

146820314 is a deficient number, since it is larger than the sum of its proper divisors (73410160).

146820314 is an equidigital number, since it uses as much as digits as its factorization.

146820314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73410159.

The product of its (nonzero) digits is 4608, while the sum is 29.

The square root of 146820314 is about 12116.9432614005. The cubic root of 146820314 is about 527.5480833358.

Adding to 146820314 its reverse (413028641), we get a palindrome (559848955).

The spelling of 146820314 in words is "one hundred forty-six million, eight hundred twenty thousand, three hundred fourteen".