1043263241 has 2 divisors, whose sum is σ = 1043263242. Its totient is φ = 1043263240.

The previous prime is 1043263223. The next prime is 1043263337. The reversal of 1043263241 is 1423623401.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 771672841 + 271590400 = 27779^2 + 16480^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1043263241 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1043263241.

It is not a weakly prime, because it can be changed into another prime (1043266241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 521631620 + 521631621.

It is an arithmetic number, because the mean of its divisors is an integer number (521631621).

Almost surely, 2^1043263241 is an apocalyptic number.

It is an amenable number.

1043263241 is a deficient number, since it is larger than the sum of its proper divisors (1).

1043263241 is an equidigital number, since it uses as much as digits as its factorization.

1043263241 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 1043263241 is about 32299.5857713377. The cubic root of 1043263241 is about 1014.2179715603.

Adding to 1043263241 its reverse (1423623401), we get a palindrome (2466886642).

The spelling of 1043263241 in words is "one billion, forty-three million, two hundred sixty-three thousand, two hundred forty-one".