136012323 has 4 divisors (see below), whose sum is σ = 181349768. Its totient is φ = 90674880.

The previous prime is 136012307. The next prime is 136012339. The reversal of 136012323 is 323210631.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (136012307) and next prime (136012339).

It is not a de Polignac number, because 136012323 - 2⁴ = 136012307 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 136012323.

It is not an unprimeable number, because it can be changed into a prime (136012343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22668718 + ... + 22668723.

It is an arithmetic number, because the mean of its divisors is an integer number (45337442).

Almost surely, 2^136012323 is an apocalyptic number.

136012323 is a deficient number, since it is larger than the sum of its proper divisors (45337445).

136012323 is an equidigital number, since it uses as much as digits as its factorization.

136012323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45337444.

The product of its (nonzero) digits is 648, while the sum is 21.

The square root of 136012323 is about 11662.4321219890. The cubic root of 136012323 is about 514.2718499680.

Adding to 136012323 its reverse (323210631), we get a palindrome (459222954).

The spelling of 136012323 in words is "one hundred thirty-six million, twelve thousand, three hundred twenty-three".