854838377 has 2 divisors, whose sum is σ = 854838378. Its totient is φ = 854838376.

The previous prime is 854838373. The next prime is 854838389. The reversal of 854838377 is 773838458.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 627552601 + 227285776 = 25051^2 + 15076^2 .

It is a cyclic number.

It is not a de Polignac number, because 854838377 - 2² = 854838373 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (854838371) 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, 427419188 + 427419189.

It is an arithmetic number, because the mean of its divisors is an integer number (427419189).

Almost surely, 2^854838377 is an apocalyptic number.

It is an amenable number.

854838377 is a deficient number, since it is larger than the sum of its proper divisors (1).

854838377 is an equidigital number, since it uses as much as digits as its factorization.

854838377 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4515840, while the sum is 53.

The square root of 854838377 is about 29237.6192088207. The cubic root of 854838377 is about 949.0621869876.

The spelling of 854838377 in words is "eight hundred fifty-four million, eight hundred thirty-eight thousand, three hundred seventy-seven".