2665401341 has 2 divisors, whose sum is σ = 2665401342. Its totient is φ = 2665401340.

The previous prime is 2665401337. The next prime is 2665401407. The reversal of 2665401341 is 1431045662.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1358217316 + 1307184025 = 36854^2 + 36155^2 .

It is a cyclic number.

It is not a de Polignac number, because 2665401341 - 2² = 2665401337 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2665401298 and 2665401307.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2665401241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1332700670 + 1332700671.

It is an arithmetic number, because the mean of its divisors is an integer number (1332700671).

Almost surely, 2^2665401341 is an apocalyptic number.

It is an amenable number.

2665401341 is a deficient number, since it is larger than the sum of its proper divisors (1).

2665401341 is an equidigital number, since it uses as much as digits as its factorization.

2665401341 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17280, while the sum is 32.

The square root of 2665401341 is about 51627.5250326800. The cubic root of 2665401341 is about 1386.5031820472.

The spelling of 2665401341 in words is "two billion, six hundred sixty-five million, four hundred one thousand, three hundred forty-one".