389700097 has 2 divisors, whose sum is σ = 389700098. Its totient is φ = 389700096.

The previous prime is 389700083. The next prime is 389700107. The reversal of 389700097 is 790007983.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 322525681 + 67174416 = 17959^2 + 8196^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-389700097 is a prime.

It is not a weakly prime, because it can be changed into another prime (389700067) 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, 194850048 + 194850049.

It is an arithmetic number, because the mean of its divisors is an integer number (194850049).

Almost surely, 2^389700097 is an apocalyptic number.

It is an amenable number.

389700097 is a deficient number, since it is larger than the sum of its proper divisors (1).

389700097 is an equidigital number, since it uses as much as digits as its factorization.

389700097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 95256, while the sum is 43.

The square root of 389700097 is about 19740.8231084725. The cubic root of 389700097 is about 730.4270329393.

The spelling of 389700097 in words is "three hundred eighty-nine million, seven hundred thousand, ninety-seven".