1000144000001 has 4 divisors (see below), whose sum is σ = 1000553729604. Its totient is φ = 999734270400.

The previous prime is 1000143999989. The next prime is 1000144000021. The reversal of 1000144000001 is 1000004410001.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 31004166400 + 969139833601 = 176080^2 + 984449^2 .

It is a cyclic number.

It is not a de Polignac number, because 1000144000001 - 2²² = 1000139805697 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1000144000021) 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, 204861140 + ... + 204866021.

It is an arithmetic number, because the mean of its divisors is an integer number (250138432401).

Almost surely, 2^{1000144000001} is an apocalyptic number.

It is an amenable number.

1000144000001 is a deficient number, since it is larger than the sum of its proper divisors (409729603).

1000144000001 is an equidigital number, since it uses as much as digits as its factorization.

1000144000001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 409729602.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 1000144000001 its reverse (1000004410001), we get a palindrome (2000148410002).

The spelling of 1000144000001 in words is "one trillion, one hundred forty-four million, one", and thus it is an aban number.