385687063 has 2 divisors, whose sum is σ = 385687064. Its totient is φ = 385687062.

The previous prime is 385687039. The next prime is 385687073. The reversal of 385687063 is 360786583.

It is a strong prime.

It is an emirp because it is prime and its reverse (360786583) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-385687063 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (385687073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 192843531 + 192843532.

It is an arithmetic number, because the mean of its divisors is an integer number (192843532).

Almost surely, 2^385687063 is an apocalyptic number.

385687063 is a deficient number, since it is larger than the sum of its proper divisors (1).

385687063 is an equidigital number, since it uses as much as digits as its factorization.

385687063 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 725760, while the sum is 46.

The square root of 385687063 is about 19638.9170526279. The cubic root of 385687063 is about 727.9111254616.

The spelling of 385687063 in words is "three hundred eighty-five million, six hundred eighty-seven thousand, sixty-three".