1368317677 has 2 divisors, whose sum is σ = 1368317678. Its totient is φ = 1368317676.

The previous prime is 1368317603. The next prime is 1368317693. The reversal of 1368317677 is 7767138631.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1085438916 + 282878761 = 32946^2 + 16819^2 .

It is a cyclic number.

It is not a de Polignac number, because 1368317677 - 2²⁷ = 1234099949 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1368317677.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1368317077) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 684158838 + 684158839.

It is an arithmetic number, because the mean of its divisors is an integer number (684158839).

Almost surely, 2^1368317677 is an apocalyptic number.

It is an amenable number.

1368317677 is a deficient number, since it is larger than the sum of its proper divisors (1).

1368317677 is an equidigital number, since it uses as much as digits as its factorization.

1368317677 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 889056, while the sum is 49.

The square root of 1368317677 is about 36990.7782697256. The cubic root of 1368317677 is about 1110.1857430693.

The spelling of 1368317677 in words is "one billion, three hundred sixty-eight million, three hundred seventeen thousand, six hundred seventy-seven".