1253300263 has 2 divisors, whose sum is σ = 1253300264. Its totient is φ = 1253300262.

The previous prime is 1253300201. The next prime is 1253300267. The reversal of 1253300263 is 3620033521.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1253300263 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1253300267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 626650131 + 626650132.

It is an arithmetic number, because the mean of its divisors is an integer number (626650132).

Almost surely, 2^1253300263 is an apocalyptic number.

1253300263 is a deficient number, since it is larger than the sum of its proper divisors (1).

1253300263 is an equidigital number, since it uses as much as digits as its factorization.

1253300263 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3240, while the sum is 25.

The square root of 1253300263 is about 35401.9810603870. The cubic root of 1253300263 is about 1078.1645387199.

Adding to 1253300263 its reverse (3620033521), we get a palindrome (4873333784).

The spelling of 1253300263 in words is "one billion, two hundred fifty-three million, three hundred thousand, two hundred sixty-three".