1123410444001 has 4 divisors (see below), whose sum is σ = 1123851172500. Its totient is φ = 1122969715504.

The previous prime is 1123410443999. The next prime is 1123410444019. The reversal of 1123410444001 is 1004440143211.

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 915131390625 + 208279053376 = 956625^2 + 456376^2 .

It is a cyclic number.

It is not a de Polignac number, because 1123410444001 - 2¹ = 1123410443999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1123410444041) 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, 220360426 + ... + 220365523.

It is an arithmetic number, because the mean of its divisors is an integer number (280962793125).

Almost surely, 2^{1123410444001} is an apocalyptic number.

It is an amenable number.

1123410444001 is a deficient number, since it is larger than the sum of its proper divisors (440728499).

1123410444001 is an equidigital number, since it uses as much as digits as its factorization.

1123410444001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 440728498.

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

Adding to 1123410444001 its reverse (1004440143211), we get a palindrome (2127850587212).

The spelling of 1123410444001 in words is "one trillion, one hundred twenty-three billion, four hundred ten million, four hundred forty-four thousand, one".