15420110143 has 2 divisors, whose sum is σ = 15420110144. Its totient is φ = 15420110142.

The previous prime is 15420110137. The next prime is 15420110149. The reversal of 15420110143 is 34101102451.

It is a balanced prime because it is at equal distance from previous prime (15420110137) and next prime (15420110149).

It is a cyclic number.

It is not a de Polignac number, because 15420110143 - 2¹³ = 15420101951 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (15420110149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7710055071 + 7710055072.

It is an arithmetic number, because the mean of its divisors is an integer number (7710055072).

Almost surely, 2^15420110143 is an apocalyptic number.

15420110143 is a deficient number, since it is larger than the sum of its proper divisors (1).

15420110143 is an equidigital number, since it uses as much as digits as its factorization.

15420110143 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 480, while the sum is 22.

Adding to 15420110143 its reverse (34101102451), we get a palindrome (49521212594).

The spelling of 15420110143 in words is "fifteen billion, four hundred twenty million, one hundred ten thousand, one hundred forty-three".