5182121 has 4 divisors (see below), whose sum is σ = 5922432. Its totient is φ = 4441812.

The previous prime is 5182103. The next prime is 5182139. The reversal of 5182121 is 1212815.

It is a happy number.

5182121 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (5182103) and next prime (5182139).

It is a cyclic number.

It is not a de Polignac number, because 5182121 - 2⁶ = 5182057 is a prime.

It is a Duffinian number.

5182121 is a modest number, since divided by 2121 gives 518 as remainder.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 5182093 and 5182102.

It is not an unprimeable number, because it can be changed into a prime (5182141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 370145 + ... + 370158.

It is an arithmetic number, because the mean of its divisors is an integer number (1480608).

Almost surely, 2^5182121 is an apocalyptic number.

It is an amenable number.

5182121 is a deficient number, since it is larger than the sum of its proper divisors (740311).

5182121 is an equidigital number, since it uses as much as digits as its factorization.

5182121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 740310.

The product of its digits is 160, while the sum is 20.

The square root of 5182121 is about 2276.4272446094. The cubic root of 5182121 is about 173.0490355169.

Adding to 5182121 its reverse (1212815), we get a palindrome (6394936).

The spelling of 5182121 in words is "five million, one hundred eighty-two thousand, one hundred twenty-one".