135200322391 has 2 divisors, whose sum is σ = 135200322392. Its totient is φ = 135200322390.

The previous prime is 135200322359. The next prime is 135200322419. The reversal of 135200322391 is 193223002531.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 135200322391 - 2⁵ = 135200322359 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (135200322331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67600161195 + 67600161196.

It is an arithmetic number, because the mean of its divisors is an integer number (67600161196).

Almost surely, 2^135200322391 is an apocalyptic number.

135200322391 is a deficient number, since it is larger than the sum of its proper divisors (1).

135200322391 is an equidigital number, since it uses as much as digits as its factorization.

135200322391 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9720, while the sum is 31.

The spelling of 135200322391 in words is "one hundred thirty-five billion, two hundred million, three hundred twenty-two thousand, three hundred ninety-one".