146704973 has 2 divisors, whose sum is σ = 146704974. Its totient is φ = 146704972.

The previous prime is 146704937. The next prime is 146704979. The reversal of 146704973 is 379407641.

146704973 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

Together with previous prime (146704937) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 113273449 + 33431524 = 10643^2 + 5782^2 .

It is a cyclic number.

It is not a de Polignac number, because 146704973 - 2⁸ = 146704717 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 146704973.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (146704979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73352486 + 73352487.

It is an arithmetic number, because the mean of its divisors is an integer number (73352487).

Almost surely, 2^146704973 is an apocalyptic number.

It is an amenable number.

146704973 is a deficient number, since it is larger than the sum of its proper divisors (1).

146704973 is an equidigital number, since it uses as much as digits as its factorization.

146704973 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 127008, while the sum is 41.

The square root of 146704973 is about 12112.1828338248. The cubic root of 146704973 is about 527.4099011305.

The spelling of 146704973 in words is "one hundred forty-six million, seven hundred four thousand, nine hundred seventy-three".