1361517743767 has 2 divisors, whose sum is σ = 1361517743768. Its totient is φ = 1361517743766.

The previous prime is 1361517743759. The next prime is 1361517743791. The reversal of 1361517743767 is 7673477151631.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1361517743767 - 2³ = 1361517743759 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1361517743717) 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, 680758871883 + 680758871884.

It is an arithmetic number, because the mean of its divisors is an integer number (680758871884).

Almost surely, 2^{1361517743767} is an apocalyptic number.

1361517743767 is a deficient number, since it is larger than the sum of its proper divisors (1).

1361517743767 is an equidigital number, since it uses as much as digits as its factorization.

1361517743767 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15558480, while the sum is 58.

The spelling of 1361517743767 in words is "one trillion, three hundred sixty-one billion, five hundred seventeen million, seven hundred forty-three thousand, seven hundred sixty-seven".