136123332503 has 4 divisors (see below), whose sum is σ = 142041738288. Its totient is φ = 130204926720.

The previous prime is 136123332497. The next prime is 136123332539. The reversal of 136123332503 is 305233321631.

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 136123332503 - 2⁴ = 136123332487 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 136123332503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136123332703) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2959202858 + ... + 2959202903.

It is an arithmetic number, because the mean of its divisors is an integer number (35510434572).

Almost surely, 2^136123332503 is an apocalyptic number.

136123332503 is a deficient number, since it is larger than the sum of its proper divisors (5918405785).

136123332503 is an equidigital number, since it uses as much as digits as its factorization.

136123332503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5918405784.

The product of its (nonzero) digits is 29160, while the sum is 32.

The spelling of 136123332503 in words is "one hundred thirty-six billion, one hundred twenty-three million, three hundred thirty-two thousand, five hundred three".