1253340303313 has 12 divisors (see below), whose sum is σ = 1458112234800. Its totient is φ = 1074184888392.

The previous prime is 1253340303301. The next prime is 1253340303343. The reversal of 1253340303313 is 3133030433521.

It is a de Polignac number, because none of the positive numbers 2^k-1253340303313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1253340303343) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 771531 + ... + 1761232.

It is an arithmetic number, because the mean of its divisors is an integer number (121509352900).

Almost surely, 2^{1253340303313} is an apocalyptic number.

It is an amenable number.

1253340303313 is a deficient number, since it is larger than the sum of its proper divisors (204771931487).

1253340303313 is a wasteful number, since it uses less digits than its factorization.

1253340303313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2542876 (or 2542869 counting only the distinct ones).

The product of its (nonzero) digits is 29160, while the sum is 31.

Adding to 1253340303313 its reverse (3133030433521), we get a palindrome (4386370736834).

The spelling of 1253340303313 in words is "one trillion, two hundred fifty-three billion, three hundred forty million, three hundred three thousand, three hundred thirteen".