135220927033 has 2 divisors, whose sum is σ = 135220927034. Its totient is φ = 135220927032.

The previous prime is 135220926989. The next prime is 135220927057. The reversal of 135220927033 is 330729022531.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 118967736889 + 16253190144 = 344917^2 + 127488^2 .

It is a cyclic number.

It is not a de Polignac number, because 135220927033 - 2¹³ = 135220918841 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 135220926983 and 135220927001.

It is not a weakly prime, because it can be changed into another prime (135220927073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67610463516 + 67610463517.

It is an arithmetic number, because the mean of its divisors is an integer number (67610463517).

Almost surely, 2^135220927033 is an apocalyptic number.

It is an amenable number.

135220927033 is a deficient number, since it is larger than the sum of its proper divisors (1).

135220927033 is an equidigital number, since it uses as much as digits as its factorization.

135220927033 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 68040, while the sum is 37.

Adding to 135220927033 its reverse (330729022531), we get a palindrome (465949949564).

The spelling of 135220927033 in words is "one hundred thirty-five billion, two hundred twenty million, nine hundred twenty-seven thousand, thirty-three".