1360404634261 has 2 divisors, whose sum is σ = 1360404634262. Its totient is φ = 1360404634260.

The previous prime is 1360404634247. The next prime is 1360404634343. The reversal of 1360404634261 is 1624364040631.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1157797520100 + 202607114161 = 1076010^2 + 450119^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1360404634261 is a prime.

It is a super-2 number, since 2×1360404634261² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1360404634201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 680202317130 + 680202317131.

It is an arithmetic number, because the mean of its divisors is an integer number (680202317131).

Almost surely, 2^{1360404634261} is an apocalyptic number.

It is an amenable number.

1360404634261 is a deficient number, since it is larger than the sum of its proper divisors (1).

1360404634261 is an equidigital number, since it uses as much as digits as its factorization.

1360404634261 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 248832, while the sum is 40.

Adding to 1360404634261 its reverse (1624364040631), we get a palindrome (2984768674892).

The spelling of 1360404634261 in words is "one trillion, three hundred sixty billion, four hundred four million, six hundred thirty-four thousand, two hundred sixty-one".