389066371 has 2 divisors, whose sum is σ = 389066372. Its totient is φ = 389066370.

The previous prime is 389066347. The next prime is 389066383. The reversal of 389066371 is 173660983.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 389066371 - 2¹¹ = 389064323 is a prime.

It is not a weakly prime, because it can be changed into another prime (389069371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 194533185 + 194533186.

It is an arithmetic number, because the mean of its divisors is an integer number (194533186).

Almost surely, 2^389066371 is an apocalyptic number.

389066371 is a deficient number, since it is larger than the sum of its proper divisors (1).

389066371 is an equidigital number, since it uses as much as digits as its factorization.

389066371 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 163296, while the sum is 43.

The square root of 389066371 is about 19724.7654231933. The cubic root of 389066371 is about 730.0308806603.

The spelling of 389066371 in words is "three hundred eighty-nine million, sixty-six thousand, three hundred seventy-one".