1140123444001 has 4 divisors (see below), whose sum is σ = 1140129373572. Its totient is φ = 1140117514432.

The previous prime is 1140123443951. The next prime is 1140123444017. The reversal of 1140123444001 is 1004443210411.

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 589854720400 + 550268723601 = 768020^2 + 741801^2 .

It is a cyclic number.

It is not a de Polignac number, because 1140123444001 - 2⁹ = 1140123443489 is a prime.

It is a super-3 number, since 3×1140123444001³ (a number of 37 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1140123444101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2666356 + ... + 3064261.

It is an arithmetic number, because the mean of its divisors is an integer number (285032343393).

Almost surely, 2^{1140123444001} is an apocalyptic number.

It is an amenable number.

1140123444001 is a deficient number, since it is larger than the sum of its proper divisors (5929571).

1140123444001 is an equidigital number, since it uses as much as digits as its factorization.

1140123444001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5929570.

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 1140123444001 its reverse (1004443210411), we get a palindrome (2144566654412).

The spelling of 1140123444001 in words is "one trillion, one hundred forty billion, one hundred twenty-three million, four hundred forty-four thousand, one".