1044120247 has 2 divisors, whose sum is σ = 1044120248. Its totient is φ = 1044120246.

The previous prime is 1044120223. The next prime is 1044120251. The reversal of 1044120247 is 7420214401.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1044120247 - 2¹⁵ = 1044087479 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1044120277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 522060123 + 522060124.

It is an arithmetic number, because the mean of its divisors is an integer number (522060124).

Almost surely, 2^1044120247 is an apocalyptic number.

1044120247 is a deficient number, since it is larger than the sum of its proper divisors (1).

1044120247 is an equidigital number, since it uses as much as digits as its factorization.

1044120247 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1792, while the sum is 25.

The square root of 1044120247 is about 32312.8495648403. The cubic root of 1044120247 is about 1014.4956109766.

Adding to 1044120247 its reverse (7420214401), we get a palindrome (8464334648).

The spelling of 1044120247 in words is "one billion, forty-four million, one hundred twenty thousand, two hundred forty-seven".