135240051103 has 2 divisors, whose sum is σ = 135240051104. Its totient is φ = 135240051102.

The previous prime is 135240051059. The next prime is 135240051119. The reversal of 135240051103 is 301150042531.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-135240051103 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (135240051173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67620025551 + 67620025552.

It is an arithmetic number, because the mean of its divisors is an integer number (67620025552).

Almost surely, 2^135240051103 is an apocalyptic number.

135240051103 is a deficient number, since it is larger than the sum of its proper divisors (1).

135240051103 is an equidigital number, since it uses as much as digits as its factorization.

135240051103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1800, while the sum is 25.

Adding to 135240051103 its reverse (301150042531), we get a palindrome (436390093634).

The spelling of 135240051103 in words is "one hundred thirty-five billion, two hundred forty million, fifty-one thousand, one hundred three".