136141723 has 4 divisors (see below), whose sum is σ = 136752448. Its totient is φ = 135531000.

The previous prime is 136141711. The next prime is 136141769. The reversal of 136141723 is 327141631.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 327141631 = 521 ⋅627911.

It is a cyclic number.

It is not a de Polignac number, because 136141723 - 2⁹ = 136141211 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 136141691 and 136141700.

It is not an unprimeable number, because it can be changed into a prime (136141703) 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, 305028 + ... + 305473.

It is an arithmetic number, because the mean of its divisors is an integer number (34188112).

Almost surely, 2^136141723 is an apocalyptic number.

136141723 is a deficient number, since it is larger than the sum of its proper divisors (610725).

136141723 is an equidigital number, since it uses as much as digits as its factorization.

136141723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 610724.

The product of its digits is 3024, while the sum is 28.

The square root of 136141723 is about 11667.9785310053. The cubic root of 136141723 is about 514.4348883437.

The spelling of 136141723 in words is "one hundred thirty-six million, one hundred forty-one thousand, seven hundred twenty-three".