1244103402023 has 2 divisors, whose sum is σ = 1244103402024. Its totient is φ = 1244103402022.

The previous prime is 1244103401963. The next prime is 1244103402109. The reversal of 1244103402023 is 3202043014421.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1244103402023 - 2²⁸ = 1243834966567 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1244103401983 and 1244103402001.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1244103432023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 622051701011 + 622051701012.

It is an arithmetic number, because the mean of its divisors is an integer number (622051701012).

Almost surely, 2^{1244103402023} is an apocalyptic number.

1244103402023 is a deficient number, since it is larger than the sum of its proper divisors (1).

1244103402023 is an equidigital number, since it uses as much as digits as its factorization.

1244103402023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 1244103402023 its reverse (3202043014421), we get a palindrome (4446146416444).

The spelling of 1244103402023 in words is "one trillion, two hundred forty-four billion, one hundred three million, four hundred two thousand, twenty-three".