1410421 has 2 divisors, whose sum is σ = 1410422. Its totient is φ = 1410420.

The previous prime is 1410413. The next prime is 1410449. The reversal of 1410421 is 1240141.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1347921 + 62500 = 1161^2 + 250^2 .

It is a cyclic number.

It is not a de Polignac number, because 1410421 - 2³ = 1410413 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1410401) 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, 705210 + 705211.

It is an arithmetic number, because the mean of its divisors is an integer number (705211).

2^1410421 is an apocalyptic number.

It is an amenable number.

1410421 is a deficient number, since it is larger than the sum of its proper divisors (1).

1410421 is an equidigital number, since it uses as much as digits as its factorization.

1410421 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 1410421 is about 1187.6114684525. The cubic root of 1410421 is about 112.1457763778.

Adding to 1410421 its reverse (1240141), we get a palindrome (2650562).

The spelling of 1410421 in words is "one million, four hundred ten thousand, four hundred twenty-one".