135773544243 has 8 divisors (see below), whose sum is σ = 181889361856. Its totient is φ = 90086711400.

The previous prime is 135773544199. The next prime is 135773544251. The reversal of 135773544243 is 342445377531.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 135773544243 - 2¹⁰ = 135773543219 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 135773544192 and 135773544201.

It is not an unprimeable number, because it can be changed into a prime (135773544253) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 107245453 + ... + 107246718.

It is an arithmetic number, because the mean of its divisors is an integer number (22736170232).

Almost surely, 2^135773544243 is an apocalyptic number.

135773544243 is a deficient number, since it is larger than the sum of its proper divisors (46115817613).

135773544243 is a wasteful number, since it uses less digits than its factorization.

135773544243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214492385.

The product of its digits is 4233600, while the sum is 48.

The spelling of 135773544243 in words is "one hundred thirty-five billion, seven hundred seventy-three million, five hundred forty-four thousand, two hundred forty-three".