136123112834 has 8 divisors (see below), whose sum is σ = 204189012300. Its totient is φ = 68060108736.

The previous prime is 136123112833. The next prime is 136123112891. The reversal of 136123112834 is 438211321631.

It can be written as a sum of positive squares in 2 ways, for example, as 129566162209 + 6556950625 = 359953^2 + 80975^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 136123112794 and 136123112803.

It is not an unprimeable number, because it can be changed into a prime (136123112831) 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, 602219 + ... + 796814.

Almost surely, 2^136123112834 is an apocalyptic number.

136123112834 is a deficient number, since it is larger than the sum of its proper divisors (68065899466).

136123112834 is a wasteful number, since it uses less digits than its factorization.

136123112834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1447684.

The product of its digits is 20736, while the sum is 35.

The spelling of 136123112834 in words is "one hundred thirty-six billion, one hundred twenty-three million, one hundred twelve thousand, eight hundred thirty-four".