1244051423 has 2 divisors, whose sum is σ = 1244051424. Its totient is φ = 1244051422.

The previous prime is 1244051387. The next prime is 1244051437. The reversal of 1244051423 is 3241504421.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1244051423 - 2¹² = 1244047327 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1244051392 and 1244051401.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1244051453) 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, 622025711 + 622025712.

It is an arithmetic number, because the mean of its divisors is an integer number (622025712).

Almost surely, 2^1244051423 is an apocalyptic number.

1244051423 is a deficient number, since it is larger than the sum of its proper divisors (1).

1244051423 is an equidigital number, since it uses as much as digits as its factorization.

1244051423 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3840, while the sum is 26.

The square root of 1244051423 is about 35271.1131522667. The cubic root of 1244051423 is about 1075.5058511311.

Adding to 1244051423 its reverse (3241504421), we get a palindrome (4485555844).

The spelling of 1244051423 in words is "one billion, two hundred forty-four million, fifty-one thousand, four hundred twenty-three".