320241197 has 2 divisors, whose sum is σ = 320241198. Its totient is φ = 320241196.

The previous prime is 320241151. The next prime is 320241227. The reversal of 320241197 is 791142023.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 294088201 + 26152996 = 17149^2 + 5114^2 .

It is a cyclic number.

It is not a de Polignac number, because 320241197 - 2⁶ = 320241133 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (320241137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160120598 + 160120599.

It is an arithmetic number, because the mean of its divisors is an integer number (160120599).

Almost surely, 2^320241197 is an apocalyptic number.

It is an amenable number.

320241197 is a deficient number, since it is larger than the sum of its proper divisors (1).

320241197 is an equidigital number, since it uses as much as digits as its factorization.

320241197 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3024, while the sum is 29.

The square root of 320241197 is about 17895.2842112105. The cubic root of 320241197 is about 684.1621859570.

The spelling of 320241197 in words is "three hundred twenty million, two hundred forty-one thousand, one hundred ninety-seven".