57135305 has 8 divisors (see below), whose sum is σ = 69724800. Its totient is φ = 44933296.

The previous prime is 57135227. The next prime is 57135311. The reversal of 57135305 is 50353175.

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 57135305 - 2¹⁶ = 57069769 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 96545 + ... + 97134.

It is an arithmetic number, because the mean of its divisors is an integer number (8715600).

Almost surely, 2^57135305 is an apocalyptic number.

It is an amenable number.

57135305 is a deficient number, since it is larger than the sum of its proper divisors (12589495).

57135305 is a wasteful number, since it uses less digits than its factorization.

57135305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193743.

The product of its (nonzero) digits is 7875, while the sum is 29.

The square root of 57135305 is about 7558.7899163821. The cubic root of 57135305 is about 385.1543879601.

The spelling of 57135305 in words is "fifty-seven million, one hundred thirty-five thousand, three hundred five".