385198883 has 2 divisors, whose sum is σ = 385198884. Its totient is φ = 385198882.

The previous prime is 385198873. The next prime is 385198921. The reversal of 385198883 is 388891583.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 385198883 - 2¹² = 385194787 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (385198873) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 192599441 + 192599442.

It is an arithmetic number, because the mean of its divisors is an integer number (192599442).

Almost surely, 2^385198883 is an apocalyptic number.

385198883 is a deficient number, since it is larger than the sum of its proper divisors (1).

385198883 is an equidigital number, since it uses as much as digits as its factorization.

385198883 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1658880, while the sum is 53.

The square root of 385198883 is about 19626.4842241294. The cubic root of 385198883 is about 727.6038800974.

The spelling of 385198883 in words is "three hundred eighty-five million, one hundred ninety-eight thousand, eight hundred eighty-three".