1253303311103 has 2 divisors, whose sum is σ = 1253303311104. Its totient is φ = 1253303311102.

The previous prime is 1253303311069. The next prime is 1253303311121. The reversal of 1253303311103 is 3011133033521.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1253303311103 - 2¹⁰ = 1253303310079 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1253303311003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 626651655551 + 626651655552.

It is an arithmetic number, because the mean of its divisors is an integer number (626651655552).

Almost surely, 2^{1253303311103} is an apocalyptic number.

1253303311103 is a deficient number, since it is larger than the sum of its proper divisors (1).

1253303311103 is an equidigital number, since it uses as much as digits as its factorization.

1253303311103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2430, while the sum is 26.

Adding to 1253303311103 its reverse (3011133033521), we get a palindrome (4264436344624).

The spelling of 1253303311103 in words is "one trillion, two hundred fifty-three billion, three hundred three million, three hundred eleven thousand, one hundred three".