135151821199 has 2 divisors, whose sum is σ = 135151821200. Its totient is φ = 135151821198.

The previous prime is 135151821191. The next prime is 135151821209. The reversal of 135151821199 is 991128151531.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 135151821199 - 2³ = 135151821191 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (135151821191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67575910599 + 67575910600.

It is an arithmetic number, because the mean of its divisors is an integer number (67575910600).

Almost surely, 2^135151821199 is an apocalyptic number.

135151821199 is a deficient number, since it is larger than the sum of its proper divisors (1).

135151821199 is an equidigital number, since it uses as much as digits as its factorization.

135151821199 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 97200, while the sum is 46.

The spelling of 135151821199 in words is "one hundred thirty-five billion, one hundred fifty-one million, eight hundred twenty-one thousand, one hundred ninety-nine".