146053009 has 2 divisors, whose sum is σ = 146053010. Its totient is φ = 146053008.

The previous prime is 146053007. The next prime is 146053027. The reversal of 146053009 is 900350641.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 127803025 + 18249984 = 11305^2 + 4272^2 .

It is a cyclic number.

It is not a de Polignac number, because 146053009 - 2¹ = 146053007 is a prime.

Together with 146053007, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (146053003) 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 as a sum of consecutive naturals, namely, 73026504 + 73026505.

It is an arithmetic number, because the mean of its divisors is an integer number (73026505).

Almost surely, 2^146053009 is an apocalyptic number.

It is an amenable number.

146053009 is a deficient number, since it is larger than the sum of its proper divisors (1).

146053009 is an equidigital number, since it uses as much as digits as its factorization.

146053009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 146053009 is about 12085.2393025542. The cubic root of 146053009 is about 526.6274625432.

The spelling of 146053009 in words is "one hundred forty-six million, fifty-three thousand, nine".