1443401040011 has 16 divisors (see below), whose sum is σ = 1753800781824. Its totient is φ = 1161081059424.

The previous prime is 1443401039989. The next prime is 1443401040047. The reversal of 1443401040011 is 1100401043441.

It is a cyclic number.

It is not a de Polignac number, because 1443401040011 - 2¹⁴ = 1443401023627 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is not an unprimeable number, because it can be changed into a prime (1443401040071) 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, 84569051 + ... + 84586116.

It is an arithmetic number, because the mean of its divisors is an integer number (109612548864).

Almost surely, 2^{1443401040011} is an apocalyptic number.

1443401040011 is a deficient number, since it is larger than the sum of its proper divisors (310399741813).

1443401040011 is a wasteful number, since it uses less digits than its factorization.

1443401040011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169155250.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 1443401040011 its reverse (1100401043441), we get a palindrome (2543802083452).

The spelling of 1443401040011 in words is "one trillion, four hundred forty-three billion, four hundred one million, forty thousand, eleven".