1123412401033 has 6 divisors (see below), whose sum is σ = 1216476150414. Its totient is φ = 1036996062336.

The previous prime is 1123412401031. The next prime is 1123412401039. The reversal of 1123412401033 is 3301042143211.

It can be written as a sum of positive squares in 3 ways, for example, as 23917550409 + 1099494850624 = 154653^2 + 1048568^2 .

It is not a de Polignac number, because 1123412401033 - 2¹ = 1123412401031 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1123412400989 and 1123412401007.

It is not an unprimeable number, because it can be changed into a prime (1123412401031) 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 5 ways as a sum of consecutive naturals, for example, 3323705160 + ... + 3323705497.

It is an arithmetic number, because the mean of its divisors is an integer number (202746025069).

Almost surely, 2^{1123412401033} is an apocalyptic number.

1123412401033 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1123412401033 is a deficient number, since it is larger than the sum of its proper divisors (93063749381).

1123412401033 is an equidigital number, since it uses as much as digits as its factorization.

1123412401033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6647410683 (or 6647410670 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 1123412401033 its reverse (3301042143211), we get a palindrome (4424454544244).

The spelling of 1123412401033 in words is "one trillion, one hundred twenty-three billion, four hundred twelve million, four hundred one thousand, thirty-three".