385346903 has 2 divisors, whose sum is σ = 385346904. Its totient is φ = 385346902.

The previous prime is 385346881. The next prime is 385346909. The reversal of 385346903 is 309643583.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 385346903 - 2¹⁰ = 385345879 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (385346909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 192673451 + 192673452.

It is an arithmetic number, because the mean of its divisors is an integer number (192673452).

Almost surely, 2^385346903 is an apocalyptic number.

385346903 is a deficient number, since it is larger than the sum of its proper divisors (1).

385346903 is an equidigital number, since it uses as much as digits as its factorization.

385346903 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 233280, while the sum is 41.

The square root of 385346903 is about 19630.2547869354. The cubic root of 385346903 is about 727.6970667072.

The spelling of 385346903 in words is "three hundred eighty-five million, three hundred forty-six thousand, nine hundred three".