1023442447 has 2 divisors, whose sum is σ = 1023442448. Its totient is φ = 1023442446.

The previous prime is 1023442423. The next prime is 1023442457. The reversal of 1023442447 is 7442443201.

1023442447 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1023442447 - 2⁷ = 1023442319 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1023442457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 511721223 + 511721224.

It is an arithmetic number, because the mean of its divisors is an integer number (511721224).

Almost surely, 2^1023442447 is an apocalyptic number.

1023442447 is a deficient number, since it is larger than the sum of its proper divisors (1).

1023442447 is an equidigital number, since it uses as much as digits as its factorization.

1023442447 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21504, while the sum is 31.

The square root of 1023442447 is about 31991.2870481949. The cubic root of 1023442447 is about 1007.7538710891.

Adding to 1023442447 its reverse (7442443201), we get a palindrome (8465885648).

The spelling of 1023442447 in words is "one billion, twenty-three million, four hundred forty-two thousand, four hundred forty-seven".