135440302441 has 2 divisors, whose sum is σ = 135440302442. Its totient is φ = 135440302440.

The previous prime is 135440302429. The next prime is 135440302477. The reversal of 135440302441 is 144203044531.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 72487485225 + 62952817216 = 269235^2 + 250904^2 .

It is a cyclic number.

It is not a de Polignac number, because 135440302441 - 2⁹ = 135440301929 is a prime.

It is a super-3 number, since 3×135440302441³ (a number of 34 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (135440362441) 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, 67720151220 + 67720151221.

It is an arithmetic number, because the mean of its divisors is an integer number (67720151221).

Almost surely, 2^135440302441 is an apocalyptic number.

It is an amenable number.

135440302441 is a deficient number, since it is larger than the sum of its proper divisors (1).

135440302441 is an equidigital number, since it uses as much as digits as its factorization.

135440302441 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23040, while the sum is 31.

Adding to 135440302441 its reverse (144203044531), we get a palindrome (279643346972).

The spelling of 135440302441 in words is "one hundred thirty-five billion, four hundred forty million, three hundred two thousand, four hundred forty-one".