1368481211 has 2 divisors, whose sum is σ = 1368481212. Its totient is φ = 1368481210.

The previous prime is 1368481159. The next prime is 1368481217. The reversal of 1368481211 is 1121848631.

It is a strong prime.

It is an emirp because it is prime and its reverse (1121848631) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1368481211 is a prime.

It is not a weakly prime, because it can be changed into another prime (1368481217) 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, 684240605 + 684240606.

It is an arithmetic number, because the mean of its divisors is an integer number (684240606).

Almost surely, 2^1368481211 is an apocalyptic number.

1368481211 is a deficient number, since it is larger than the sum of its proper divisors (1).

1368481211 is an equidigital number, since it uses as much as digits as its factorization.

1368481211 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9216, while the sum is 35.

The square root of 1368481211 is about 36992.9886735311. The cubic root of 1368481211 is about 1110.2299691254.

The spelling of 1368481211 in words is "one billion, three hundred sixty-eight million, four hundred eighty-one thousand, two hundred eleven".