854670793 has 2 divisors, whose sum is σ = 854670794. Its totient is φ = 854670792.

The previous prime is 854670769. The next prime is 854670821. The reversal of 854670793 is 397076458.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 786970809 + 67699984 = 28053^2 + 8228^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-854670793 is a prime.

It is not a weakly prime, because it can be changed into another prime (854670893) 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, 427335396 + 427335397.

It is an arithmetic number, because the mean of its divisors is an integer number (427335397).

Almost surely, 2^854670793 is an apocalyptic number.

It is an amenable number.

854670793 is a deficient number, since it is larger than the sum of its proper divisors (1).

854670793 is an equidigital number, since it uses as much as digits as its factorization.

854670793 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1270080, while the sum is 49.

The square root of 854670793 is about 29234.7531715252. The cubic root of 854670793 is about 949.0001643347. Note that the first 3 decimals are identical.

The spelling of 854670793 in words is "eight hundred fifty-four million, six hundred seventy thousand, seven hundred ninety-three".