5303728061 has 4 divisors (see below), whose sum is σ = 5433087324. Its totient is φ = 5174368800.

The previous prime is 5303728049. The next prime is 5303728069. The reversal of 5303728061 is 1608273035.

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 2100847225 + 3202880836 = 45835^2 + 56594^2 .

It is a cyclic number.

It is not a de Polignac number, because 5303728061 - 2⁶ = 5303727997 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 (5303728069) 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, 64679570 + ... + 64679651.

It is an arithmetic number, because the mean of its divisors is an integer number (1358271831).

Almost surely, 2^5303728061 is an apocalyptic number.

It is an amenable number.

5303728061 is a deficient number, since it is larger than the sum of its proper divisors (129359263).

5303728061 is a wasteful number, since it uses less digits than its factorization.

5303728061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129359262.

The product of its (nonzero) digits is 30240, while the sum is 35.

The square root of 5303728061 is about 72826.6988198696. The cubic root of 5303728061 is about 1743.9221057228.

The spelling of 5303728061 in words is "five billion, three hundred three million, seven hundred twenty-eight thousand, sixty-one".