1363263 has 16 divisors (see below), whose sum is σ = 2006400. Its totient is φ = 816480.

The previous prime is 1363259. The next prime is 1363267. The reversal of 1363263 is 3623631.

It is an interprime number because it is at equal distance from previous prime (1363259) and next prime (1363267).

It is not a de Polignac number, because 1363263 - 2² = 1363259 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1363267) 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 in 15 ways as a sum of consecutive naturals, for example, 3408 + ... + 3786.

It is an arithmetic number, because the mean of its divisors is an integer number (125400).

2^1363263 is an apocalyptic number.

1363263 is a deficient number, since it is larger than the sum of its proper divisors (643137).

1363263 is a wasteful number, since it uses less digits than its factorization.

1363263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 502.

The product of its digits is 1944, while the sum is 24.

The square root of 1363263 is about 1167.5885405399. The cubic root of 1363263 is about 110.8817017421.

Adding to 1363263 its reverse (3623631), we get a palindrome (4986894).

It can be divided in two parts, 13632 and 63, that added together give a triangular number (13695 = T₁₆₅).

The spelling of 1363263 in words is "one million, three hundred sixty-three thousand, two hundred sixty-three".