5530121 has 16 divisors (see below), whose sum is σ = 6182400. Its totient is φ = 4924800.

The previous prime is 5530087. The next prime is 5530123. The reversal of 5530121 is 1210355.

It is a de Polignac number, because none of the positive numbers 2^k-5530121 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5530121.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5530123) 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, 24035 + ... + 24263.

It is an arithmetic number, because the mean of its divisors is an integer number (386400).

Almost surely, 2^5530121 is an apocalyptic number.

It is an amenable number.

5530121 is a deficient number, since it is larger than the sum of its proper divisors (652279).

5530121 is a wasteful number, since it uses less digits than its factorization.

5530121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 320.

The product of its (nonzero) digits is 150, while the sum is 17.

The square root of 5530121 is about 2351.6209303372. The cubic root of 5530121 is about 176.8390655231.

Adding to 5530121 its reverse (1210355), we get a palindrome (6740476).

The spelling of 5530121 in words is "five million, five hundred thirty thousand, one hundred twenty-one".