136019323 has 8 divisors (see below), whose sum is σ = 150053040. Its totient is φ = 122263680.

The previous prime is 136019297. The next prime is 136019327. The reversal of 136019323 is 323910631.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 136019323 - 2⁵ = 136019291 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 136019291 and 136019300.

It is not an unprimeable number, because it can be changed into a prime (136019327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68490 + ... + 70447.

It is an arithmetic number, because the mean of its divisors is an integer number (18756630).

Almost surely, 2^136019323 is an apocalyptic number.

136019323 is a deficient number, since it is larger than the sum of its proper divisors (14033717).

136019323 is a wasteful number, since it uses less digits than its factorization.

136019323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139037.

The product of its (nonzero) digits is 2916, while the sum is 28.

The square root of 136019323 is about 11662.7322270555. The cubic root of 136019323 is about 514.2806723087.

Adding to 136019323 its reverse (323910631), we get a palindrome (459929954).

The spelling of 136019323 in words is "one hundred thirty-six million, nineteen thousand, three hundred twenty-three".