5127321 has 16 divisors (see below), whose sum is σ = 7511040. Its totient is φ = 3096720.

The previous prime is 5127313. The next prime is 5127341. The reversal of 5127321 is 1237215.

5127321 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 5127321 - 2³ = 5127313 is a prime.

5127321 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (5127341) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 645 + ... + 3266.

It is an arithmetic number, because the mean of its divisors is an integer number (469440).

Almost surely, 2^5127321 is an apocalyptic number.

It is an amenable number.

5127321 is a deficient number, since it is larger than the sum of its proper divisors (2383719).

5127321 is a wasteful number, since it uses less digits than its factorization.

5127321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3956.

The product of its digits is 420, while the sum is 21.

The square root of 5127321 is about 2264.3588496526. The cubic root of 5127321 is about 172.4368851227.

It can be divided in two parts, 51 and 27321, that added together give a palindrome (27372).

The spelling of 5127321 in words is "five million, one hundred twenty-seven thousand, three hundred twenty-one".