851363 has 2 divisors, whose sum is σ = 851364. Its totient is φ = 851362.

The previous prime is 851359. The next prime is 851381. The reversal of 851363 is 363158.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 851363 - 2² = 851359 is a prime.

It is not a weakly prime, because it can be changed into another prime (851303) 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, 425681 + 425682.

It is an arithmetic number, because the mean of its divisors is an integer number (425682).

2⁸⁵¹³⁶³ is an apocalyptic number.

851363 is a deficient number, since it is larger than the sum of its proper divisors (1).

851363 is an equidigital number, since it uses as much as digits as its factorization.

851363 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2160, while the sum is 26.

The square root of 851363 is about 922.6933401732. The cubic root of 851363 is about 94.7774290951. Note that the first 3 decimals are identical.

The spelling of 851363 in words is "eight hundred fifty-one thousand, three hundred sixty-three".