1229363903 has 2 divisors, whose sum is σ = 1229363904. Its totient is φ = 1229363902.

The previous prime is 1229363899. The next prime is 1229363921. The reversal of 1229363903 is 3093639221.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1229363903 - 2² = 1229363899 is a prime.

It is a super-2 number, since 2×1229363903² = 3022671211998786818, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1229363923) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 614681951 + 614681952.

It is an arithmetic number, because the mean of its divisors is an integer number (614681952).

Almost surely, 2^1229363903 is an apocalyptic number.

1229363903 is a deficient number, since it is larger than the sum of its proper divisors (1).

1229363903 is an equidigital number, since it uses as much as digits as its factorization.

1229363903 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 52488, while the sum is 38.

The square root of 1229363903 is about 35062.2860492581. The cubic root of 1229363903 is about 1071.2565384990.

The spelling of 1229363903 in words is "one billion, two hundred twenty-nine million, three hundred sixty-three thousand, nine hundred three".