983261 has 2 divisors, whose sum is σ = 983262. Its totient is φ = 983260.

The previous prime is 983243. The next prime is 983267. The reversal of 983261 is 162389.

983261 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 534361 + 448900 = 731^2 + 670^2 .

It is an emirp because it is prime and its reverse (162389) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 983261 - 2⁶ = 983197 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 983261.

It is not a weakly prime, because it can be changed into another prime (983267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 491630 + 491631.

It is an arithmetic number, because the mean of its divisors is an integer number (491631).

2⁹⁸³²⁶¹ is an apocalyptic number.

It is an amenable number.

983261 is a deficient number, since it is larger than the sum of its proper divisors (1).

983261 is an equidigital number, since it uses as much as digits as its factorization.

983261 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2592, while the sum is 29.

The square root of 983261 is about 991.5951794961. The cubic root of 983261 is about 99.4388907866.

The spelling of 983261 in words is "nine hundred eighty-three thousand, two hundred sixty-one".