1143430442014 has 16 divisors (see below), whose sum is σ = 1960310791008. Its totient is φ = 490005538272.

The previous prime is 1143430442009. The next prime is 1143430442017. The reversal of 1143430442014 is 4102440343411.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1143430442017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2809257 + ... + 3190420.

It is an arithmetic number, because the mean of its divisors is an integer number (122519424438).

Almost surely, 2^{1143430442014} is an apocalyptic number.

1143430442014 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1143430442014 is a deficient number, since it is larger than the sum of its proper divisors (816880348994).

1143430442014 is a wasteful number, since it uses less digits than its factorization.

1143430442014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6013299.

The product of its (nonzero) digits is 18432, while the sum is 31.

Adding to 1143430442014 its reverse (4102440343411), we get a palindrome (5245870785425).

The spelling of 1143430442014 in words is "one trillion, one hundred forty-three billion, four hundred thirty million, four hundred forty-two thousand, fourteen".