1340276851117 has 2 divisors, whose sum is σ = 1340276851118. Its totient is φ = 1340276851116.

The previous prime is 1340276851063. The next prime is 1340276851163. The reversal of 1340276851117 is 7111586720431.

It is an a-pointer prime, because the next prime (1340276851163) can be obtained adding 1340276851117 to its sum of digits (46).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1149739363081 + 190537488036 = 1072259^2 + 436506^2 .

It is a cyclic number.

It is not a de Polignac number, because 1340276851117 - 2⁷ = 1340276850989 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1340276851217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 670138425558 + 670138425559.

It is an arithmetic number, because the mean of its divisors is an integer number (670138425559).

Almost surely, 2^{1340276851117} is an apocalyptic number.

It is an amenable number.

1340276851117 is a deficient number, since it is larger than the sum of its proper divisors (1).

1340276851117 is an equidigital number, since it uses as much as digits as its factorization.

1340276851117 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 282240, while the sum is 46.

The spelling of 1340276851117 in words is "one trillion, three hundred forty billion, two hundred seventy-six million, eight hundred fifty-one thousand, one hundred seventeen".