5542003121 has 2 divisors, whose sum is σ = 5542003122. Its totient is φ = 5542003120.

The previous prime is 5542003109. The next prime is 5542003127. The reversal of 5542003121 is 1213002455.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4072354225 + 1469648896 = 63815^2 + 38336^2 .

It is a cyclic number.

It is not a de Polignac number, because 5542003121 - 2¹⁰ = 5542002097 is a prime.

It is not a weakly prime, because it can be changed into another prime (5542003127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2771001560 + 2771001561.

It is an arithmetic number, because the mean of its divisors is an integer number (2771001561).

Almost surely, 2^5542003121 is an apocalyptic number.

It is an amenable number.

5542003121 is a deficient number, since it is larger than the sum of its proper divisors (1).

5542003121 is an equidigital number, since it uses as much as digits as its factorization.

5542003121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 5542003121 is about 74444.6312436297. The cubic root of 5542003121 is about 1769.6562815820.

Adding to 5542003121 its reverse (1213002455), we get a palindrome (6755005576).

The spelling of 5542003121 in words is "five billion, five hundred forty-two million, three thousand, one hundred twenty-one".