320101139 has 2 divisors, whose sum is σ = 320101140. Its totient is φ = 320101138.

The previous prime is 320101039. The next prime is 320101141. The reversal of 320101139 is 931101023.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 320101139 - 2¹⁶ = 320035603 is a prime.

It is a Sophie Germain prime.

Together with 320101141, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 320101139.

It is not a weakly prime, because it can be changed into another prime (320101039) 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, 160050569 + 160050570.

It is an arithmetic number, because the mean of its divisors is an integer number (160050570).

Almost surely, 2^320101139 is an apocalyptic number.

320101139 is a deficient number, since it is larger than the sum of its proper divisors (1).

320101139 is an equidigital number, since it uses as much as digits as its factorization.

320101139 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 162, while the sum is 20.

The square root of 320101139 is about 17891.3705176546. The cubic root of 320101139 is about 684.0624316041.

The spelling of 320101139 in words is "three hundred twenty million, one hundred one thousand, one hundred thirty-nine".