1241263 has 2 divisors, whose sum is σ = 1241264. Its totient is φ = 1241262.

The previous prime is 1241257. The next prime is 1241267. The reversal of 1241263 is 3621421.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1241263 - 2⁹ = 1240751 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1241263.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1241267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 620631 + 620632.

It is an arithmetic number, because the mean of its divisors is an integer number (620632).

2^1241263 is an apocalyptic number.

1241263 is a deficient number, since it is larger than the sum of its proper divisors (1).

1241263 is an equidigital number, since it uses as much as digits as its factorization.

1241263 is an evil number, because the sum of its binary digits is even.

The product of its digits is 288, while the sum is 19.

The square root of 1241263 is about 1114.1198319750. The cubic root of 1241263 is about 107.4701701982.

Adding to 1241263 its reverse (3621421), we get a palindrome (4862684).

The spelling of 1241263 in words is "one million, two hundred forty-one thousand, two hundred sixty-three".