658072073 has 2 divisors, whose sum is σ = 658072074. Its totient is φ = 658072072.

The previous prime is 658072013. The next prime is 658072097. The reversal of 658072073 is 370270856.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 583560649 + 74511424 = 24157^2 + 8632^2 .

It is a cyclic number.

It is not a de Polignac number, because 658072073 - 2²⁶ = 590963209 is a prime.

It is not a weakly prime, because it can be changed into another prime (658072003) 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, 329036036 + 329036037.

It is an arithmetic number, because the mean of its divisors is an integer number (329036037).

Almost surely, 2^658072073 is an apocalyptic number.

It is an amenable number.

658072073 is a deficient number, since it is larger than the sum of its proper divisors (1).

658072073 is an equidigital number, since it uses as much as digits as its factorization.

658072073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 70560, while the sum is 38.

The square root of 658072073 is about 25652.9154873281. The cubic root of 658072073 is about 869.8101814267.

The spelling of 658072073 in words is "six hundred fifty-eight million, seventy-two thousand, seventy-three".