1263303241 has 2 divisors, whose sum is σ = 1263303242. Its totient is φ = 1263303240.

The previous prime is 1263303211. The next prime is 1263303287. The reversal of 1263303241 is 1423033621.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 901200400 + 362102841 = 30020^2 + 19029^2 .

It is a cyclic number.

It is not a de Polignac number, because 1263303241 - 2²⁵ = 1229748809 is a prime.

It is a super-2 number, since 2×1263303241² = 3191870157442208162, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1263303211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 631651620 + 631651621.

It is an arithmetic number, because the mean of its divisors is an integer number (631651621).

Almost surely, 2^1263303241 is an apocalyptic number.

It is an amenable number.

1263303241 is a deficient number, since it is larger than the sum of its proper divisors (1).

1263303241 is an equidigital number, since it uses as much as digits as its factorization.

1263303241 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 25.

The square root of 1263303241 is about 35542.9773795049. The cubic root of 1263303241 is about 1081.0253297059.

Adding to 1263303241 its reverse (1423033621), we get a palindrome (2686336862).

The spelling of 1263303241 in words is "one billion, two hundred sixty-three million, three hundred three thousand, two hundred forty-one".