953861 has 2 divisors, whose sum is σ = 953862. Its totient is φ = 953860.

The previous prime is 953851. The next prime is 953873. The reversal of 953861 is 168359.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 722500 + 231361 = 850^2 + 481^2 .

It is a cyclic number.

It is not a de Polignac number, because 953861 - 2¹⁴ = 937477 is a prime.

It is a Chen prime.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 953861.

It is not a weakly prime, because it can be changed into another prime (953831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 476930 + 476931.

It is an arithmetic number, because the mean of its divisors is an integer number (476931).

2⁹⁵³⁸⁶¹ is an apocalyptic number.

It is an amenable number.

953861 is a deficient number, since it is larger than the sum of its proper divisors (1).

953861 is an equidigital number, since it uses as much as digits as its factorization.

953861 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6480, while the sum is 32.

The square root of 953861 is about 976.6580773229. The cubic root of 953861 is about 98.4377543119.

The spelling of 953861 in words is "nine hundred fifty-three thousand, eight hundred sixty-one".