5153721 has 8 divisors (see below), whose sum is σ = 6884160. Its totient is φ = 3429552.

The previous prime is 5153711. The next prime is 5153747. The reversal of 5153721 is 1273515.

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

It is not a de Polignac number, because 5153721 - 2⁵ = 5153689 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5153691 and 5153700.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5153711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 916 + ... + 3338.

It is an arithmetic number, because the mean of its divisors is an integer number (860520).

Almost surely, 2^5153721 is an apocalyptic number.

It is an amenable number.

5153721 is a deficient number, since it is larger than the sum of its proper divisors (1730439).

5153721 is a wasteful number, since it uses less digits than its factorization.

5153721 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3135.

The product of its digits is 1050, while the sum is 24.

The square root of 5153721 is about 2270.1808298019. The cubic root of 5153721 is about 172.7323313469.

The spelling of 5153721 in words is "five million, one hundred fifty-three thousand, seven hundred twenty-one".