1244774423 has 2 divisors, whose sum is σ = 1244774424. Its totient is φ = 1244774422.

The previous prime is 1244774393. The next prime is 1244774431. The reversal of 1244774423 is 3244774421.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1244774423 - 2¹⁶ = 1244708887 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1244774123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 622387211 + 622387212.

It is an arithmetic number, because the mean of its divisors is an integer number (622387212).

Almost surely, 2^1244774423 is an apocalyptic number.

1244774423 is a deficient number, since it is larger than the sum of its proper divisors (1).

1244774423 is an equidigital number, since it uses as much as digits as its factorization.

1244774423 is an evil number, because the sum of its binary digits is even.

The product of its digits is 150528, while the sum is 38.

The square root of 1244774423 is about 35281.3608439357. The cubic root of 1244774423 is about 1075.7141598147.

The spelling of 1244774423 in words is "one billion, two hundred forty-four million, seven hundred seventy-four thousand, four hundred twenty-three".