845550119 has 2 divisors, whose sum is σ = 845550120. Its totient is φ = 845550118.

The previous prime is 845550091. The next prime is 845550253. The reversal of 845550119 is 911055548.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 845550119 - 2²⁸ = 577114663 is a prime.

It is a super-2 number, since 2×845550119² = 1429910007481828322, which contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (845552119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 422775059 + 422775060.

It is an arithmetic number, because the mean of its divisors is an integer number (422775060).

Almost surely, 2^845550119 is an apocalyptic number.

845550119 is a deficient number, since it is larger than the sum of its proper divisors (1).

845550119 is an equidigital number, since it uses as much as digits as its factorization.

845550119 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36000, while the sum is 38.

The square root of 845550119 is about 29078.3445023956. The cubic root of 845550119 is about 945.6123124040.

The spelling of 845550119 in words is "eight hundred forty-five million, five hundred fifty thousand, one hundred nineteen".