385896503 has 2 divisors, whose sum is σ = 385896504. Its totient is φ = 385896502.

The previous prime is 385896487. The next prime is 385896523. The reversal of 385896503 is 305698583.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 385896503 - 2⁴ = 385896487 is a prime.

It is a super-2 number, since 2×385896503² = 297832222055258018, which contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (385896523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 192948251 + 192948252.

It is an arithmetic number, because the mean of its divisors is an integer number (192948252).

Almost surely, 2^385896503 is an apocalyptic number.

385896503 is a deficient number, since it is larger than the sum of its proper divisors (1).

385896503 is an equidigital number, since it uses as much as digits as its factorization.

385896503 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 777600, while the sum is 47.

The square root of 385896503 is about 19644.2485985084. The cubic root of 385896503 is about 728.0428610347.

The spelling of 385896503 in words is "three hundred eighty-five million, eight hundred ninety-six thousand, five hundred three".