2003544097 has 2 divisors, whose sum is σ = 2003544098. Its totient is φ = 2003544096.

The previous prime is 2003544079. The next prime is 2003544113. The reversal of 2003544097 is 7904453002.

Together with previous prime (2003544079) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1993533201 + 10010896 = 44649^2 + 3164^2 .

It is a cyclic number.

It is not a de Polignac number, because 2003544097 - 2¹¹ = 2003542049 is a prime.

It is not a weakly prime, because it can be changed into another prime (2003544017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1001772048 + 1001772049.

It is an arithmetic number, because the mean of its divisors is an integer number (1001772049).

Almost surely, 2^2003544097 is an apocalyptic number.

It is an amenable number.

2003544097 is a deficient number, since it is larger than the sum of its proper divisors (1).

2003544097 is an equidigital number, since it uses as much as digits as its factorization.

2003544097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30240, while the sum is 34.

The square root of 2003544097 is about 44760.9662205811. The cubic root of 2003544097 is about 1260.6648244684.

Adding to 2003544097 its reverse (7904453002), we get a palindrome (9907997099).

The spelling of 2003544097 in words is "two billion, three million, five hundred forty-four thousand, ninety-seven".