135215245051 has 2 divisors, whose sum is σ = 135215245052. Its totient is φ = 135215245050.

The previous prime is 135215245037. The next prime is 135215245073. The reversal of 135215245051 is 150542512531.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 135215245051 - 2⁵ = 135215245019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 135215244998 and 135215245016.

It is not a weakly prime, because it can be changed into another prime (135215245001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67607622525 + 67607622526.

It is an arithmetic number, because the mean of its divisors is an integer number (67607622526).

Almost surely, 2^135215245051 is an apocalyptic number.

135215245051 is a deficient number, since it is larger than the sum of its proper divisors (1).

135215245051 is an equidigital number, since it uses as much as digits as its factorization.

135215245051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30000, while the sum is 34.

Adding to 135215245051 its reverse (150542512531), we get a palindrome (285757757582).

The spelling of 135215245051 in words is "one hundred thirty-five billion, two hundred fifteen million, two hundred forty-five thousand, fifty-one".