385407103 has 2 divisors, whose sum is σ = 385407104. Its totient is φ = 385407102.

The previous prime is 385407083. The next prime is 385407131. The reversal of 385407103 is 301704583.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 385407103 - 2⁹ = 385406591 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (385407163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 192703551 + 192703552.

It is an arithmetic number, because the mean of its divisors is an integer number (192703552).

Almost surely, 2^385407103 is an apocalyptic number.

385407103 is a deficient number, since it is larger than the sum of its proper divisors (1).

385407103 is an equidigital number, since it uses as much as digits as its factorization.

385407103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 385407103 is about 19631.7880744470. The cubic root of 385407103 is about 727.7349590427.

The spelling of 385407103 in words is "three hundred eighty-five million, four hundred seven thousand, one hundred three".