136397262343 has 2 divisors, whose sum is σ = 136397262344. Its totient is φ = 136397262342.

The previous prime is 136397262329. The next prime is 136397262401. The reversal of 136397262343 is 343262793631.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 136397262343 - 2²⁹ = 135860391431 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (136397262943) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68198631171 + 68198631172.

It is an arithmetic number, because the mean of its divisors is an integer number (68198631172).

Almost surely, 2^136397262343 is an apocalyptic number.

136397262343 is a deficient number, since it is larger than the sum of its proper divisors (1).

136397262343 is an equidigital number, since it uses as much as digits as its factorization.

136397262343 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2939328, while the sum is 49.

The spelling of 136397262343 in words is "one hundred thirty-six billion, three hundred ninety-seven million, two hundred sixty-two thousand, three hundred forty-three".