146330473 has 2 divisors, whose sum is σ = 146330474. Its totient is φ = 146330472.

The previous prime is 146330461. The next prime is 146330501. The reversal of 146330473 is 374033641.

146330473 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 112084569 + 34245904 = 10587^2 + 5852^2 .

It is a cyclic number.

It is not a de Polignac number, because 146330473 - 2¹⁷ = 146199401 is a prime.

It is not a weakly prime, because it can be changed into another prime (146330573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73165236 + 73165237.

It is an arithmetic number, because the mean of its divisors is an integer number (73165237).

Almost surely, 2^146330473 is an apocalyptic number.

It is an amenable number.

146330473 is a deficient number, since it is larger than the sum of its proper divisors (1).

146330473 is an equidigital number, since it uses as much as digits as its factorization.

146330473 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18144, while the sum is 31.

The square root of 146330473 is about 12096.7133139543. The cubic root of 146330473 is about 526.9607381812.

The spelling of 146330473 in words is "one hundred forty-six million, three hundred thirty thousand, four hundred seventy-three".