605135705 has 8 divisors (see below), whose sum is σ = 726352704. Its totient is φ = 483982000.

The previous prime is 605135701. The next prime is 605135719. The reversal of 605135705 is 507531506.

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

It is not a de Polignac number, because 605135705 - 2² = 605135701 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (605135701) 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, 8660 + ... + 35850.

It is an arithmetic number, because the mean of its divisors is an integer number (90794088).

Almost surely, 2^605135705 is an apocalyptic number.

It is an amenable number.

605135705 is a deficient number, since it is larger than the sum of its proper divisors (121216999).

605135705 is a wasteful number, since it uses less digits than its factorization.

605135705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31647.

The product of its (nonzero) digits is 15750, while the sum is 32.

The square root of 605135705 is about 24599.5061942308. The cubic root of 605135705 is about 845.8322880480.

The spelling of 605135705 in words is "six hundred five million, one hundred thirty-five thousand, seven hundred five".