2135522041 has 2 divisors, whose sum is σ = 2135522042. Its totient is φ = 2135522040.

The previous prime is 2135521957. The next prime is 2135522047. The reversal of 2135522041 is 1402255312.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2098006416 + 37515625 = 45804^2 + 6125^2 .

It is a cyclic number.

It is not a de Polignac number, because 2135522041 - 2¹⁵ = 2135489273 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2135521997 and 2135522015.

It is not a weakly prime, because it can be changed into another prime (2135522047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1067761020 + 1067761021.

It is an arithmetic number, because the mean of its divisors is an integer number (1067761021).

Almost surely, 2^2135522041 is an apocalyptic number.

It is an amenable number.

2135522041 is a deficient number, since it is larger than the sum of its proper divisors (1).

2135522041 is an equidigital number, since it uses as much as digits as its factorization.

2135522041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 2135522041 is about 46211.7089166804. The cubic root of 2135522041 is about 1287.7592735898.

Adding to 2135522041 its reverse (1402255312), we get a palindrome (3537777353).

It can be divided in two parts, 2135 and 522041, that added together give a square (524176 = 724²).

The spelling of 2135522041 in words is "two billion, one hundred thirty-five million, five hundred twenty-two thousand, forty-one".