136261368083 has 4 divisors (see below), whose sum is σ = 136262157720. Its totient is φ = 136260578448.

The previous prime is 136261368037. The next prime is 136261368097. The reversal of 136261368083 is 380863162631.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 380863162631 = 7 ⋅54409023233.

It is a cyclic number.

It is not a de Polignac number, because 136261368083 - 2¹⁰ = 136261367059 is a prime.

It is a super-2 number, since 2×136261368083² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (136261361083) 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, 12698 + ... + 522191.

It is an arithmetic number, because the mean of its divisors is an integer number (34065539430).

Almost surely, 2^136261368083 is an apocalyptic number.

136261368083 is a deficient number, since it is larger than the sum of its proper divisors (789637).

136261368083 is an equidigital number, since it uses as much as digits as its factorization.

136261368083 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 789636.

The product of its (nonzero) digits is 746496, while the sum is 47.

The spelling of 136261368083 in words is "one hundred thirty-six billion, two hundred sixty-one million, three hundred sixty-eight thousand, eighty-three".