605136423 has 8 divisors (see below), whose sum is σ = 809175168. Its totient is φ = 402260984.

The previous prime is 605136419. The next prime is 605136439. The reversal of 605136423 is 324631506.

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

It is a cyclic number.

It is not a de Polignac number, because 605136423 - 2² = 605136419 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (605136473) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 289611 + ... + 291692.

It is an arithmetic number, because the mean of its divisors is an integer number (101146896).

Almost surely, 2^605136423 is an apocalyptic number.

605136423 is a deficient number, since it is larger than the sum of its proper divisors (204038745).

605136423 is a wasteful number, since it uses less digits than its factorization.

605136423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 581653.

The product of its (nonzero) digits is 12960, while the sum is 30.

The square root of 605136423 is about 24599.5207880154. The cubic root of 605136423 is about 845.8326225775.

Adding to 605136423 its reverse (324631506), we get a palindrome (929767929).

The spelling of 605136423 in words is "six hundred five million, one hundred thirty-six thousand, four hundred twenty-three".