1323461 has 2 divisors, whose sum is σ = 1323462. Its totient is φ = 1323460.

The previous prime is 1323457. The next prime is 1323479. The reversal of 1323461 is 1643231.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1322500 + 961 = 1150^2 + 31^2 .

It is an emirp because it is prime and its reverse (1643231) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1323461 - 2² = 1323457 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1323431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 661730 + 661731.

It is an arithmetic number, because the mean of its divisors is an integer number (661731).

2^1323461 is an apocalyptic number.

It is an amenable number.

1323461 is a deficient number, since it is larger than the sum of its proper divisors (1).

1323461 is an equidigital number, since it uses as much as digits as its factorization.

1323461 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 432, while the sum is 20.

The square root of 1323461 is about 1150.4177502108. The cubic root of 1323461 is about 109.7919206887.

Adding to 1323461 its reverse (1643231), we get a palindrome (2966692).

The spelling of 1323461 in words is "one million, three hundred twenty-three thousand, four hundred sixty-one".