969851 has 2 divisors, whose sum is σ = 969852. Its totient is φ = 969850.

The previous prime is 969821. The next prime is 969863. The reversal of 969851 is 158969.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 969851 - 2¹⁰ = 968827 is a prime.

It is a super-2 number, since 2×969851² = 1881221924402, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (969821) 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, 484925 + 484926.

It is an arithmetic number, because the mean of its divisors is an integer number (484926).

2⁹⁶⁹⁸⁵¹ is an apocalyptic number.

969851 is a deficient number, since it is larger than the sum of its proper divisors (1).

969851 is an equidigital number, since it uses as much as digits as its factorization.

969851 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 19440, while the sum is 38.

The square root of 969851 is about 984.8101339852. The cubic root of 969851 is about 98.9847611139.

The spelling of 969851 in words is "nine hundred sixty-nine thousand, eight hundred fifty-one".