1442134034421 has 4 divisors (see below), whose sum is σ = 1922845379232. Its totient is φ = 961422689612.

The previous prime is 1442134034387. The next prime is 1442134034479. The reversal of 1442134034421 is 1244304312441.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1442134034421 - 2⁷ = 1442134034293 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1442134034221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 240355672401 + ... + 240355672406.

It is an arithmetic number, because the mean of its divisors is an integer number (480711344808).

Almost surely, 2^{1442134034421} is an apocalyptic number.

It is an amenable number.

1442134034421 is a deficient number, since it is larger than the sum of its proper divisors (480711344811).

1442134034421 is an equidigital number, since it uses as much as digits as its factorization.

1442134034421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 480711344810.

The product of its (nonzero) digits is 36864, while the sum is 33.

Adding to 1442134034421 its reverse (1244304312441), we get a palindrome (2686438346862).

The spelling of 1442134034421 in words is "one trillion, four hundred forty-two billion, one hundred thirty-four million, thirty-four thousand, four hundred twenty-one".