1260841 has 2 divisors, whose sum is σ = 1260842. Its totient is φ = 1260840.

The previous prime is 1260829. The next prime is 1260851. The reversal of 1260841 is 1480621.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1218816 + 42025 = 1104^2 + 205^2 .

It is an emirp because it is prime and its reverse (1480621) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1260841 - 2⁷ = 1260713 is a prime.

1260841 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (1260851) 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, 630420 + 630421.

It is an arithmetic number, because the mean of its divisors is an integer number (630421).

2^1260841 is an apocalyptic number.

It is an amenable number.

1260841 is a deficient number, since it is larger than the sum of its proper divisors (1).

1260841 is an equidigital number, since it uses as much as digits as its factorization.

1260841 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 384, while the sum is 22.

The square root of 1260841 is about 1122.8717647176. The cubic root of 1260841 is about 108.0322548835.

The spelling of 1260841 in words is "one million, two hundred sixty thousand, eight hundred forty-one".