403363 has 2 divisors, whose sum is σ = 403364. Its totient is φ = 403362.

The previous prime is 403339. The next prime is 403369. The reversal of 403363 is 363304.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 403363 - 2⁵ = 403331 is a prime.

403363 is a lucky number.

It is a plaindrome in base 13.

It is a self number, because there is not a number n which added to its sum of digits gives 403363.

It is not a weakly prime, because it can be changed into another prime (403369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201681 + 201682.

It is an arithmetic number, because the mean of its divisors is an integer number (201682).

2⁴⁰³³⁶³ is an apocalyptic number.

403363 is a deficient number, since it is larger than the sum of its proper divisors (1).

403363 is an equidigital number, since it uses as much as digits as its factorization.

403363 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 19.

The square root of 403363 is about 635.1086521218. The cubic root of 403363 is about 73.8865439381.

Adding to 403363 its reverse (363304), we get a palindrome (766667).

It can be divided in two parts, 4033 and 63, that added together give a 12-th power (4096 = 2¹²).

The spelling of 403363 in words is "four hundred three thousand, three hundred sixty-three".