1798963 has 2 divisors, whose sum is σ = 1798964. Its totient is φ = 1798962.

The previous prime is 1798943. The next prime is 1798967. The reversal of 1798963 is 3698971.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1798963 - 2⁵ = 1798931 is a prime.

It is a d-powerful number, because it can be written as 1 + 7 + 9³ + 8³ + 9⁵ + 6⁸ + 3¹⁰ .

It is not a weakly prime, because it can be changed into another prime (1798967) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 899481 + 899482.

It is an arithmetic number, because the mean of its divisors is an integer number (899482).

2^1798963 is an apocalyptic number.

1798963 is a deficient number, since it is larger than the sum of its proper divisors (1).

1798963 is an equidigital number, since it uses as much as digits as its factorization.

1798963 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 81648, while the sum is 43.

The square root of 1798963 is about 1341.2542637397. The cubic root of 1798963 is about 121.6206752630.

The spelling of 1798963 in words is "one million, seven hundred ninety-eight thousand, nine hundred sixty-three".