136356045323 has 4 divisors (see below), whose sum is σ = 139681802568. Its totient is φ = 133030288080.

The previous prime is 136356045283. The next prime is 136356045359. The reversal of 136356045323 is 323540653631.

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 136356045323 - 2³⁴ = 119176176139 is a prime.

It is a super-2 number, since 2×136356045323² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (41), and also a Moran number because the ratio is a prime number: 3325757203 = 136356045323 / (1 + 3 + 6 + 3 + 5 + 6 + 0 + 4 + 5 + 3 + 2 + 3).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (136356045383) 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, 1662878561 + ... + 1662878642.

It is an arithmetic number, because the mean of its divisors is an integer number (34920450642).

Almost surely, 2^136356045323 is an apocalyptic number.

136356045323 is a deficient number, since it is larger than the sum of its proper divisors (3325757245).

136356045323 is an equidigital number, since it uses as much as digits as its factorization.

136356045323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3325757244.

The product of its (nonzero) digits is 583200, while the sum is 41.

Adding to 136356045323 its reverse (323540653631), we get a palindrome (459896698954).

The spelling of 136356045323 in words is "one hundred thirty-six billion, three hundred fifty-six million, forty-five thousand, three hundred twenty-three".