1814261 has 2 divisors, whose sum is σ = 1814262. Its totient is φ = 1814260.

The previous prime is 1814237. The next prime is 1814279. The reversal of 1814261 is 1624181.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1416100 + 398161 = 1190^2 + 631^2 .

It is a cyclic number.

It is not a de Polignac number, because 1814261 - 2¹⁴ = 1797877 is a prime.

It is a super-2 number, since 2×1814261² = 6583085952242, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1814161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 907130 + 907131.

It is an arithmetic number, because the mean of its divisors is an integer number (907131).

2^1814261 is an apocalyptic number.

It is an amenable number.

1814261 is a deficient number, since it is larger than the sum of its proper divisors (1).

1814261 is an equidigital number, since it uses as much as digits as its factorization.

1814261 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 384, while the sum is 23.

The square root of 1814261 is about 1346.9450619829. The cubic root of 1814261 is about 121.9644481198.

The spelling of 1814261 in words is "one million, eight hundred fourteen thousand, two hundred sixty-one".