6542503103 has 2 divisors, whose sum is σ = 6542503104. Its totient is φ = 6542503102.

The previous prime is 6542503067. The next prime is 6542503129. The reversal of 6542503103 is 3013052456.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6542503103 - 2¹⁰ = 6542502079 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6542503183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3271251551 + 3271251552.

It is an arithmetic number, because the mean of its divisors is an integer number (3271251552).

Almost surely, 2^6542503103 is an apocalyptic number.

6542503103 is a deficient number, since it is larger than the sum of its proper divisors (1).

6542503103 is an equidigital number, since it uses as much as digits as its factorization.

6542503103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10800, while the sum is 29.

The square root of 6542503103 is about 80885.7410363532. The cubic root of 6542503103 is about 1870.3145212433.

Adding to 6542503103 its reverse (3013052456), we get a palindrome (9555555559).

The spelling of 6542503103 in words is "six billion, five hundred forty-two million, five hundred three thousand, one hundred three".