135677411188243 has 4 divisors (see below), whose sum is σ = 135677483844280. Its totient is φ = 135677338532208.

The previous prime is 135677411188237. The next prime is 135677411188247. The reversal of 135677411188243 is 342881114776531.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 135677411188243 - 2⁴¹ = 133478387932691 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135677411188247) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33450978 + ... + 37287031.

It is an arithmetic number, because the mean of its divisors is an integer number (33919370961070).

Almost surely, 2^{135677411188243} is an apocalyptic number.

135677411188243 is a deficient number, since it is larger than the sum of its proper divisors (72656037).

135677411188243 is an equidigital number, since it uses as much as digits as its factorization.

135677411188243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72656036.

The product of its digits is 27095040, while the sum is 61.

The spelling of 135677411188243 in words is "one hundred thirty-five trillion, six hundred seventy-seven billion, four hundred eleven million, one hundred eighty-eight thousand, two hundred forty-three".