851351 has 2 divisors, whose sum is σ = 851352. Its totient is φ = 851350.

The previous prime is 851327. The next prime is 851359. The reversal of 851351 is 153158.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 851351 - 2¹⁸ = 589207 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (851359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 425675 + 425676.

It is an arithmetic number, because the mean of its divisors is an integer number (425676).

2⁸⁵¹³⁵¹ is an apocalyptic number.

851351 is a deficient number, since it is larger than the sum of its proper divisors (1).

851351 is an equidigital number, since it uses as much as digits as its factorization.

851351 is an evil number, because the sum of its binary digits is even.

The product of its digits is 600, while the sum is 23.

The square root of 851351 is about 922.6868374481. The cubic root of 851351 is about 94.7769837956.

The spelling of 851351 in words is "eight hundred fifty-one thousand, three hundred fifty-one".