136105254361343 has 4 divisors (see below), whose sum is σ = 142022874116208. Its totient is φ = 130187634606480.

The previous prime is 136105254361327. The next prime is 136105254361421. The reversal of 136105254361343 is 343163452501631.

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 136105254361343 - 2⁴ = 136105254361327 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 (136105254363343) 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, 2958809877398 + ... + 2958809877443.

It is an arithmetic number, because the mean of its divisors is an integer number (35505718529052).

Almost surely, 2^{136105254361343} is an apocalyptic number.

136105254361343 is a deficient number, since it is larger than the sum of its proper divisors (5917619754865).

136105254361343 is an equidigital number, since it uses as much as digits as its factorization.

136105254361343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5917619754864.

The product of its (nonzero) digits is 2332800, while the sum is 47.

The spelling of 136105254361343 in words is "one hundred thirty-six trillion, one hundred five billion, two hundred fifty-four million, three hundred sixty-one thousand, three hundred forty-three".