263603341 has 2 divisors, whose sum is σ = 263603342. Its totient is φ = 263603340.

The previous prime is 263603317. The next prime is 263603357. The reversal of 263603341 is 143306362.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 257121225 + 6482116 = 16035^2 + 2546^2 .

It is a cyclic number.

It is not a de Polignac number, because 263603341 - 2²³ = 255214733 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (263603141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 131801670 + 131801671.

It is an arithmetic number, because the mean of its divisors is an integer number (131801671).

Almost surely, 2^263603341 is an apocalyptic number.

It is an amenable number.

263603341 is a deficient number, since it is larger than the sum of its proper divisors (1).

263603341 is an equidigital number, since it uses as much as digits as its factorization.

263603341 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 28.

The square root of 263603341 is about 16235.8658839004. The cubic root of 263603341 is about 641.1854177417.

The spelling of 263603341 in words is "two hundred sixty-three million, six hundred three thousand, three hundred forty-one".