15441421103 has 2 divisors, whose sum is σ = 15441421104. Its totient is φ = 15441421102.

The previous prime is 15441421097. The next prime is 15441421169. The reversal of 15441421103 is 30112414451.

15441421103 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 15441421103 - 2²⁰ = 15440372527 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (15441421003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7720710551 + 7720710552.

It is an arithmetic number, because the mean of its divisors is an integer number (7720710552).

Almost surely, 2^15441421103 is an apocalyptic number.

15441421103 is a deficient number, since it is larger than the sum of its proper divisors (1).

15441421103 is an equidigital number, since it uses as much as digits as its factorization.

15441421103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1920, while the sum is 26.

Adding to 15441421103 its reverse (30112414451), we get a palindrome (45553835554).

The spelling of 15441421103 in words is "fifteen billion, four hundred forty-one million, four hundred twenty-one thousand, one hundred three".