253020718303 has 2 divisors, whose sum is σ = 253020718304. Its totient is φ = 253020718302.

The previous prime is 253020718289. The next prime is 253020718393. The reversal of 253020718303 is 303817020352.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-253020718303 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (253020718393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126510359151 + 126510359152.

It is an arithmetic number, because the mean of its divisors is an integer number (126510359152).

Almost surely, 2^253020718303 is an apocalyptic number.

253020718303 is a deficient number, since it is larger than the sum of its proper divisors (1).

253020718303 is an equidigital number, since it uses as much as digits as its factorization.

253020718303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30240, while the sum is 34.

Adding to 253020718303 its reverse (303817020352), we get a palindrome (556837738655).

The spelling of 253020718303 in words is "two hundred fifty-three billion, twenty million, seven hundred eighteen thousand, three hundred three".