146790073 has 2 divisors, whose sum is σ = 146790074. Its totient is φ = 146790072.

The previous prime is 146790041. The next prime is 146790107. The reversal of 146790073 is 370097641.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 125148969 + 21641104 = 11187^2 + 4652^2 .

It is an emirp because it is prime and its reverse (370097641) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 146790073 - 2⁵ = 146790041 is a prime.

It is not a weakly prime, because it can be changed into another prime (146790013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73395036 + 73395037.

It is an arithmetic number, because the mean of its divisors is an integer number (73395037).

Almost surely, 2^146790073 is an apocalyptic number.

It is an amenable number.

146790073 is a deficient number, since it is larger than the sum of its proper divisors (1).

146790073 is an equidigital number, since it uses as much as digits as its factorization.

146790073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 31752, while the sum is 37.

The square root of 146790073 is about 12115.6953164067. The cubic root of 146790073 is about 527.5118606529.

The spelling of 146790073 in words is "one hundred forty-six million, seven hundred ninety thousand, seventy-three".