5147537321 has 16 divisors (see below), whose sum is σ = 5651509248. Its totient is φ = 4667328000.

The previous prime is 5147537303. The next prime is 5147537327. The reversal of 5147537321 is 1237357415.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5147537321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5147537327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 95621 + ... + 139421.

It is an arithmetic number, because the mean of its divisors is an integer number (353219328).

Almost surely, 2^5147537321 is an apocalyptic number.

It is an amenable number.

5147537321 is a deficient number, since it is larger than the sum of its proper divisors (503971927).

5147537321 is a wasteful number, since it uses less digits than its factorization.

5147537321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44072.

The product of its digits is 88200, while the sum is 38.

The square root of 5147537321 is about 71746.3401226850. The cubic root of 5147537321 is about 1726.6321954917.

The spelling of 5147537321 in words is "five billion, one hundred forty-seven million, five hundred thirty-seven thousand, three hundred twenty-one".