320183057 has 2 divisors, whose sum is σ = 320183058. Its totient is φ = 320183056.

The previous prime is 320183033. The next prime is 320183077. The reversal of 320183057 is 750381023.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 201895681 + 118287376 = 14209^2 + 10876^2 .

It is a cyclic number.

It is not a de Polignac number, because 320183057 - 2¹⁰ = 320182033 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (320183077) 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, 160091528 + 160091529.

It is an arithmetic number, because the mean of its divisors is an integer number (160091529).

Almost surely, 2^320183057 is an apocalyptic number.

It is an amenable number.

320183057 is a deficient number, since it is larger than the sum of its proper divisors (1).

320183057 is an equidigital number, since it uses as much as digits as its factorization.

320183057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 320183057 is about 17893.6596871629. The cubic root of 320183057 is about 684.1207800862.

The spelling of 320183057 in words is "three hundred twenty million, one hundred eighty-three thousand, fifty-seven".