136248423 has 4 divisors (see below), whose sum is σ = 181664568. Its totient is φ = 90832280.

The previous prime is 136248407. The next prime is 136248439. The reversal of 136248423 is 324842631.

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 (136248407) and next prime (136248439).

It is a cyclic number.

It is not a de Polignac number, because 136248423 - 2⁴ = 136248407 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136248493) 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, 22708068 + ... + 22708073.

It is an arithmetic number, because the mean of its divisors is an integer number (45416142).

Almost surely, 2^136248423 is an apocalyptic number.

136248423 is a deficient number, since it is larger than the sum of its proper divisors (45416145).

136248423 is an equidigital number, since it uses as much as digits as its factorization.

136248423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45416144.

The product of its digits is 27648, while the sum is 33.

The square root of 136248423 is about 11672.5499784751. The cubic root of 136248423 is about 514.5692480088.

The spelling of 136248423 in words is "one hundred thirty-six million, two hundred forty-eight thousand, four hundred twenty-three".