1212000263 has 2 divisors, whose sum is σ = 1212000264. Its totient is φ = 1212000262.

The previous prime is 1212000217. The next prime is 1212000287. The reversal of 1212000263 is 3620002121.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1212000263 - 2¹⁴ = 1211983879 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1212000563) 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 as a sum of consecutive naturals, namely, 606000131 + 606000132.

It is an arithmetic number, because the mean of its divisors is an integer number (606000132).

Almost surely, 2^1212000263 is an apocalyptic number.

1212000263 is a deficient number, since it is larger than the sum of its proper divisors (1).

1212000263 is an equidigital number, since it uses as much as digits as its factorization.

1212000263 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 1212000263 is about 34813.7941482970. The cubic root of 1212000263 is about 1066.1890993777.

Adding to 1212000263 its reverse (3620002121), we get a palindrome (4832002384).

The spelling of 1212000263 in words is "one billion, two hundred twelve million, two hundred sixty-three", and thus it is an aban number.