14145054142 has 16 divisors (see below), whose sum is σ = 22557826080. Its totient is φ = 6637382752.

The previous prime is 14145054107. The next prime is 14145054163. The reversal of 14145054142 is 24145054141.

It is a super-2 number, since 2×14145054142² (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 (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2898517 + ... + 2903392.

It is an arithmetic number, because the mean of its divisors is an integer number (1409864130).

Almost surely, 2^14145054142 is an apocalyptic number.

14145054142 is a deficient number, since it is larger than the sum of its proper divisors (8412771938).

14145054142 is a wasteful number, since it uses less digits than its factorization.

14145054142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5801987.

The product of its (nonzero) digits is 12800, while the sum is 31.

Subtracting 14145054142 from its reverse (24145054141), we obtain a palindrome (9999999999).

The spelling of 14145054142 in words is "fourteen billion, one hundred forty-five million, fifty-four thousand, one hundred forty-two".