320051077 has 2 divisors, whose sum is σ = 320051078. Its totient is φ = 320051076.

The previous prime is 320051057. The next prime is 320051093. The reversal of 320051077 is 770150023.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 256832676 + 63218401 = 16026^2 + 7951^2 .

It is a cyclic number.

It is not a de Polignac number, because 320051077 - 2²³ = 311662469 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (320051057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160025538 + 160025539.

It is an arithmetic number, because the mean of its divisors is an integer number (160025539).

Almost surely, 2^320051077 is an apocalyptic number.

It is an amenable number.

320051077 is a deficient number, since it is larger than the sum of its proper divisors (1).

320051077 is an equidigital number, since it uses as much as digits as its factorization.

320051077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1470, while the sum is 25.

The square root of 320051077 is about 17889.9714085853. The cubic root of 320051077 is about 684.0267685852.

The spelling of 320051077 in words is "three hundred twenty million, fifty-one thousand, seventy-seven".