1143423302401 has 4 divisors (see below), whose sum is σ = 1150995642304. Its totient is φ = 1135850962500.

The previous prime is 1143423302387. The next prime is 1143423302419. The reversal of 1143423302401 is 1042033243411.

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 1143423302401 - 2¹¹ = 1143423300353 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1143423302401.

It is not an unprimeable number, because it can be changed into a prime (1143423302101) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 3786169725 + ... + 3786170026.

It is an arithmetic number, because the mean of its divisors is an integer number (287748910576).

Almost surely, 2^{1143423302401} is an apocalyptic number.

It is an amenable number.

1143423302401 is a deficient number, since it is larger than the sum of its proper divisors (7572339903).

1143423302401 is an equidigital number, since it uses as much as digits as its factorization.

1143423302401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7572339902.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 1143423302401 its reverse (1042033243411), we get a palindrome (2185456545812).

The spelling of 1143423302401 in words is "one trillion, one hundred forty-three billion, four hundred twenty-three million, three hundred two thousand, four hundred one".