961841 has 2 divisors, whose sum is σ = 961842. Its totient is φ = 961840.

The previous prime is 961817. The next prime is 961847. The reversal of 961841 is 148169.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 874225 + 87616 = 935^2 + 296^2 .

It is a cyclic number.

It is not a de Polignac number, because 961841 - 2⁶ = 961777 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (961847) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 480920 + 480921.

It is an arithmetic number, because the mean of its divisors is an integer number (480921).

2⁹⁶¹⁸⁴¹ is an apocalyptic number.

It is an amenable number.

961841 is a deficient number, since it is larger than the sum of its proper divisors (1).

961841 is an equidigital number, since it uses as much as digits as its factorization.

961841 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1728, while the sum is 29.

The square root of 961841 is about 980.7349285102. The cubic root of 961841 is about 98.7115023787.

It can be divided in two parts, 961 and 841, that multiplied together give a square (808201 = 899²).

The spelling of 961841 in words is "nine hundred sixty-one thousand, eight hundred forty-one".