135340124203 has 2 divisors, whose sum is σ = 135340124204. Its totient is φ = 135340124202.

The previous prime is 135340124137. The next prime is 135340124317. The reversal of 135340124203 is 302421043531.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 135340124203 - 2³³ = 126750189611 is a prime.

It is not a weakly prime, because it can be changed into another prime (135340124503) 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, 67670062101 + 67670062102.

It is an arithmetic number, because the mean of its divisors is an integer number (67670062102).

Almost surely, 2^135340124203 is an apocalyptic number.

135340124203 is a deficient number, since it is larger than the sum of its proper divisors (1).

135340124203 is an equidigital number, since it uses as much as digits as its factorization.

135340124203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8640, while the sum is 28.

Adding to 135340124203 its reverse (302421043531), we get a palindrome (437761167734).

The spelling of 135340124203 in words is "one hundred thirty-five billion, three hundred forty million, one hundred twenty-four thousand, two hundred three".