1363711121 has 2 divisors, whose sum is σ = 1363711122. Its totient is φ = 1363711120.

The previous prime is 1363711103. The next prime is 1363711163. The reversal of 1363711121 is 1211173631.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1359028225 + 4682896 = 36865^2 + 2164^2 .

It is an emirp because it is prime and its reverse (1211173631) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1363711121 - 2⁶ = 1363711057 is a prime.

It is not a weakly prime, because it can be changed into another prime (1363710121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 681855560 + 681855561.

It is an arithmetic number, because the mean of its divisors is an integer number (681855561).

Almost surely, 2^1363711121 is an apocalyptic number.

It is an amenable number.

1363711121 is a deficient number, since it is larger than the sum of its proper divisors (1).

1363711121 is an equidigital number, since it uses as much as digits as its factorization.

1363711121 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 756, while the sum is 26.

The square root of 1363711121 is about 36928.4594994159. The cubic root of 1363711121 is about 1108.9384979565.

Adding to 1363711121 its reverse (1211173631), we get a palindrome (2574884752).

The spelling of 1363711121 in words is "one billion, three hundred sixty-three million, seven hundred eleven thousand, one hundred twenty-one".