135235044041 has 2 divisors, whose sum is σ = 135235044042. Its totient is φ = 135235044040.

The previous prime is 135235044023. The next prime is 135235044073. The reversal of 135235044041 is 140440532531.

It is an a-pointer prime, because the next prime (135235044073) can be obtained adding 135235044041 to its sum of digits (32).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 118845667600 + 16389376441 = 344740^2 + 128021^2 .

It is a cyclic number.

It is not a de Polignac number, because 135235044041 - 2²² = 135230849737 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 135235043989 and 135235044007.

It is not a weakly prime, because it can be changed into another prime (135235044001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67617522020 + 67617522021.

It is an arithmetic number, because the mean of its divisors is an integer number (67617522021).

Almost surely, 2^135235044041 is an apocalyptic number.

It is an amenable number.

135235044041 is a deficient number, since it is larger than the sum of its proper divisors (1).

135235044041 is an equidigital number, since it uses as much as digits as its factorization.

135235044041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28800, while the sum is 32.

Adding to 135235044041 its reverse (140440532531), we get a palindrome (275675576572).

The spelling of 135235044041 in words is "one hundred thirty-five billion, two hundred thirty-five million, forty-four thousand, forty-one".