263983103 has 2 divisors, whose sum is σ = 263983104. Its totient is φ = 263983102.

The previous prime is 263983099. The next prime is 263983147. The reversal of 263983103 is 301389362.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 263983103 - 2² = 263983099 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (263980103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 131991551 + 131991552.

It is an arithmetic number, because the mean of its divisors is an integer number (131991552).

Almost surely, 2^263983103 is an apocalyptic number.

263983103 is a deficient number, since it is larger than the sum of its proper divisors (1).

263983103 is an equidigital number, since it uses as much as digits as its factorization.

263983103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23328, while the sum is 35.

The square root of 263983103 is about 16247.5568317209. The cubic root of 263983103 is about 641.4931794174.

The spelling of 263983103 in words is "two hundred sixty-three million, nine hundred eighty-three thousand, one hundred three".