1340830790177 has 2 divisors, whose sum is σ = 1340830790178. Its totient is φ = 1340830790176.

The previous prime is 1340830790161. The next prime is 1340830790207. The reversal of 1340830790177 is 7710970380431.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1159862226961 + 180968563216 = 1076969^2 + 425404^2 .

It is a cyclic number.

It is not a de Polignac number, because 1340830790177 - 2⁴ = 1340830790161 is a prime.

It is a super-3 number, since 3×1340830790177³ (a number of 37 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (1340830790137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 670415395088 + 670415395089.

It is an arithmetic number, because the mean of its divisors is an integer number (670415395089).

Almost surely, 2^{1340830790177} is an apocalyptic number.

It is an amenable number.

1340830790177 is a deficient number, since it is larger than the sum of its proper divisors (1).

1340830790177 is an equidigital number, since it uses as much as digits as its factorization.

1340830790177 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 889056, while the sum is 50.

The spelling of 1340830790177 in words is "one trillion, three hundred forty billion, eight hundred thirty million, seven hundred ninety thousand, one hundred seventy-seven".