5052121 has 4 divisors (see below), whose sum is σ = 5102244. Its totient is φ = 5002000.

The previous prime is 5052109. The next prime is 5052167. The reversal of 5052121 is 1212505.

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 4305625 + 746496 = 2075^2 + 864^2 .

It is a cyclic number.

It is not a de Polignac number, because 5052121 - 2⁹ = 5051609 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

5052121 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 5052095 and 5052104.

It is not an unprimeable number, because it can be changed into a prime (5052181) 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, 24910 + ... + 25111.

It is an arithmetic number, because the mean of its divisors is an integer number (1275561).

Almost surely, 2^5052121 is an apocalyptic number.

It is an amenable number.

5052121 is a deficient number, since it is larger than the sum of its proper divisors (50123).

5052121 is a wasteful number, since it uses less digits than its factorization.

5052121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50122.

The product of its (nonzero) digits is 100, while the sum is 16.

The square root of 5052121 is about 2247.6923721898. The cubic root of 5052121 is about 171.5897129979.

Adding to 5052121 its reverse (1212505), we get a palindrome (6264626).

The spelling of 5052121 in words is "five million, fifty-two thousand, one hundred twenty-one".