775360141 has 2 divisors, whose sum is σ = 775360142. Its totient is φ = 775360140.

The previous prime is 775360129. The next prime is 775360163. The reversal of 775360141 is 141063577.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 390062500 + 385297641 = 19750^2 + 19629^2 .

It is a cyclic number.

It is not a de Polignac number, because 775360141 - 2⁷ = 775360013 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 775360097 and 775360106.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (775360111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 387680070 + 387680071.

It is an arithmetic number, because the mean of its divisors is an integer number (387680071).

Almost surely, 2^775360141 is an apocalyptic number.

It is an amenable number.

775360141 is a deficient number, since it is larger than the sum of its proper divisors (1).

775360141 is an equidigital number, since it uses as much as digits as its factorization.

775360141 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17640, while the sum is 34.

The square root of 775360141 is about 27845.2893861781. The cubic root of 775360141 is about 918.6875350439.

The spelling of 775360141 in words is "seven hundred seventy-five million, three hundred sixty thousand, one hundred forty-one".