5544323121 has 16 divisors (see below), whose sum is σ = 7893236736. Its totient is φ = 3453287376.

The previous prime is 5544323119. The next prime is 5544323131. The reversal of 5544323121 is 1213234455.

It is not a de Polignac number, because 5544323121 - 2¹ = 5544323119 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5544323111) 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, 931365 + ... + 937298.

It is an arithmetic number, because the mean of its divisors is an integer number (493327296).

Almost surely, 2^5544323121 is an apocalyptic number.

It is an amenable number.

5544323121 is a deficient number, since it is larger than the sum of its proper divisors (2348913615).

5544323121 is a wasteful number, since it uses less digits than its factorization.

5544323121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1868732.

The product of its digits is 14400, while the sum is 30.

The square root of 5544323121 is about 74460.2116636798. The cubic root of 5544323121 is about 1769.9031856778.

Adding to 5544323121 its reverse (1213234455), we get a palindrome (6757557576).

The spelling of 5544323121 in words is "five billion, five hundred forty-four million, three hundred twenty-three thousand, one hundred twenty-one".