1143424423401 has 16 divisors (see below), whose sum is σ = 1642165533120. Its totient is φ = 703506369600.

The previous prime is 1143424423399. The next prime is 1143424423483. The reversal of 1143424423401 is 1043244243411.

It is a happy number.

It is not a de Polignac number, because 1143424423401 - 2¹ = 1143424423399 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1143424413401) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2705266 + ... + 3099243.

It is an arithmetic number, because the mean of its divisors is an integer number (102635345820).

Almost surely, 2^{1143424423401} is an apocalyptic number.

It is an amenable number.

1143424423401 is a deficient number, since it is larger than the sum of its proper divisors (498741109719).

1143424423401 is a wasteful number, since it uses less digits than its factorization.

1143424423401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5809576.

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

Adding to 1143424423401 its reverse (1043244243411), we get a palindrome (2186668666812).

The spelling of 1143424423401 in words is "one trillion, one hundred forty-three billion, four hundred twenty-four million, four hundred twenty-three thousand, four hundred one".