851267 has 2 divisors, whose sum is σ = 851268. Its totient is φ = 851266.

The previous prime is 851261. The next prime is 851273. The reversal of 851267 is 762158.

It is a balanced prime because it is at equal distance from previous prime (851261) and next prime (851273).

It is a cyclic number.

It is not a de Polignac number, because 851267 - 2⁴ = 851251 is a prime.

It is a Chen prime.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 851267.

It is not a weakly prime, because it can be changed into another prime (851261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 425633 + 425634.

It is an arithmetic number, because the mean of its divisors is an integer number (425634).

2⁸⁵¹²⁶⁷ is an apocalyptic number.

851267 is a deficient number, since it is larger than the sum of its proper divisors (1).

851267 is an equidigital number, since it uses as much as digits as its factorization.

851267 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3360, while the sum is 29.

The square root of 851267 is about 922.6413170891. The cubic root of 851267 is about 94.7738665821.

The spelling of 851267 in words is "eight hundred fifty-one thousand, two hundred sixty-seven".