135047551199 has 4 divisors (see below), whose sum is σ = 147324601320. Its totient is φ = 122770501080.

The previous prime is 135047551193. The next prime is 135047551201. The reversal of 135047551199 is 991155740531.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 991155740531 = 11 ⋅90105067321.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-135047551199 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135047551193) 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 in 3 ways as a sum of consecutive naturals, for example, 6138525044 + ... + 6138525065.

It is an arithmetic number, because the mean of its divisors is an integer number (36831150330).

Almost surely, 2^135047551199 is an apocalyptic number.

135047551199 is a deficient number, since it is larger than the sum of its proper divisors (12277050121).

135047551199 is a wasteful number, since it uses less digits than its factorization.

135047551199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12277050120.

The product of its (nonzero) digits is 850500, while the sum is 50.

The spelling of 135047551199 in words is "one hundred thirty-five billion, forty-seven million, five hundred fifty-one thousand, one hundred ninety-nine".