14021403442 has 4 divisors (see below), whose sum is σ = 21032105166. Its totient is φ = 7010701720.

The previous prime is 14021403433. The next prime is 14021403443. The reversal of 14021403442 is 24430412041.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 7673935201 + 6347468241 = 87601^2 + 79671^2 .

It is not an unprimeable number, because it can be changed into a prime (14021403443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3505350859 + ... + 3505350862.

Almost surely, 2^14021403442 is an apocalyptic number.

14021403442 is a deficient number, since it is larger than the sum of its proper divisors (7010701724).

14021403442 is an equidigital number, since it uses as much as digits as its factorization.

14021403442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7010701723.

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 14021403442 its reverse (24430412041), we get a palindrome (38451815483).

The spelling of 14021403442 in words is "fourteen billion, twenty-one million, four hundred three thousand, four hundred forty-two".