850123411 has 2 divisors, whose sum is σ = 850123412. Its totient is φ = 850123410.

The previous prime is 850123381. The next prime is 850123427. The reversal of 850123411 is 114321058.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 850123411 - 2⁹ = 850122899 is a prime.

It is not a weakly prime, because it can be changed into another prime (850123481) 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, 425061705 + 425061706.

It is an arithmetic number, because the mean of its divisors is an integer number (425061706).

Almost surely, 2^850123411 is an apocalyptic number.

850123411 is a deficient number, since it is larger than the sum of its proper divisors (1).

850123411 is an equidigital number, since it uses as much as digits as its factorization.

850123411 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 960, while the sum is 25.

The square root of 850123411 is about 29156.8758785985. The cubic root of 850123411 is about 947.3140794068.

Adding to 850123411 its reverse (114321058), we get a palindrome (964444469).

The spelling of 850123411 in words is "eight hundred fifty million, one hundred twenty-three thousand, four hundred eleven".