1363361 has 2 divisors, whose sum is σ = 1363362. Its totient is φ = 1363360.

The previous prime is 1363333. The next prime is 1363367. The reversal of 1363361 is 1633631.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 846400 + 516961 = 920^2 + 719^2 .

It is a cyclic number.

It is not a de Polignac number, because 1363361 - 2¹⁰ = 1362337 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (1363367) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 681680 + 681681.

It is an arithmetic number, because the mean of its divisors is an integer number (681681).

2^1363361 is an apocalyptic number.

It is an amenable number.

1363361 is a deficient number, since it is larger than the sum of its proper divisors (1).

1363361 is an equidigital number, since it uses as much as digits as its factorization.

1363361 is an evil number, because the sum of its binary digits is even.

The product of its digits is 972, while the sum is 23.

The square root of 1363361 is about 1167.6305066244. The cubic root of 1363361 is about 110.8843586387.

Adding to 1363361 its reverse (1633631), we get a palindrome (2996992).

The spelling of 1363361 in words is "one million, three hundred sixty-three thousand, three hundred sixty-one".