14155123142 has 4 divisors (see below), whose sum is σ = 21232684716. Its totient is φ = 7077561570.

The previous prime is 14155123069. The next prime is 14155123153. The reversal of 14155123142 is 24132155141.

It is a happy number.

14155123142 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 24132155141 = 167 ⋅144503923.

It is a super-2 number, since 2×14155123142² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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, 3538780784 + ... + 3538780787.

It is an arithmetic number, because the mean of its divisors is an integer number (5308171179).

Almost surely, 2^14155123142 is an apocalyptic number.

14155123142 is a deficient number, since it is larger than the sum of its proper divisors (7077561574).

14155123142 is an equidigital number, since it uses as much as digits as its factorization.

14155123142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7077561573.

The product of its digits is 4800, while the sum is 29.

Adding to 14155123142 its reverse (24132155141), we get a palindrome (38287278283).

The spelling of 14155123142 in words is "fourteen billion, one hundred fifty-five million, one hundred twenty-three thousand, one hundred forty-two".