5305530257 has 4 divisors (see below), whose sum is σ = 5434933476. Its totient is φ = 5176127040.

The previous prime is 5305530253. The next prime is 5305530271. The reversal of 5305530257 is 7520355035.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 440328256 + 4865202001 = 20984^2 + 69751^2 .

It is a cyclic number.

It is not a de Polignac number, because 5305530257 - 2² = 5305530253 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5305530253) 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, 64701548 + ... + 64701629.

It is an arithmetic number, because the mean of its divisors is an integer number (1358733369).

Almost surely, 2^5305530257 is an apocalyptic number.

It is an amenable number.

5305530257 is a deficient number, since it is larger than the sum of its proper divisors (129403219).

5305530257 is a wasteful number, since it uses less digits than its factorization.

5305530257 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129403218.

The product of its (nonzero) digits is 78750, while the sum is 35.

The square root of 5305530257 is about 72839.0709509670. The cubic root of 5305530257 is about 1744.1196104146.

The spelling of 5305530257 in words is "five billion, three hundred five million, five hundred thirty thousand, two hundred fifty-seven".