605135557 has 8 divisors (see below), whose sum is σ = 652780800. Its totient is φ = 557646960.

The previous prime is 605135533. The next prime is 605135563. The reversal of 605135557 is 755531506.

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

It is not a de Polignac number, because 605135557 - 2⁷ = 605135429 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (605135507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31069 + ... + 46642.

It is an arithmetic number, because the mean of its divisors is an integer number (81597600).

Almost surely, 2^605135557 is an apocalyptic number.

It is an amenable number.

605135557 is a deficient number, since it is larger than the sum of its proper divisors (47645243).

605135557 is a wasteful number, since it uses less digits than its factorization.

605135557 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78323.

The product of its (nonzero) digits is 78750, while the sum is 37.

The square root of 605135557 is about 24599.5031860402. The cubic root of 605135557 is about 845.8322190920.

The spelling of 605135557 in words is "six hundred five million, one hundred thirty-five thousand, five hundred fifty-seven".