31011303053 has 2 divisors, whose sum is σ = 31011303054. Its totient is φ = 31011303052.

The previous prime is 31011303047. The next prime is 31011303079. The reversal of 31011303053 is 35030311013.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 31010505604 + 797449 = 176098^2 + 893^2 .

It is a cyclic number.

It is not a de Polignac number, because 31011303053 - 2⁶ = 31011302989 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (31011303353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15505651526 + 15505651527.

It is an arithmetic number, because the mean of its divisors is an integer number (15505651527).

Almost surely, 2^31011303053 is an apocalyptic number.

It is an amenable number.

31011303053 is a deficient number, since it is larger than the sum of its proper divisors (1).

31011303053 is an equidigital number, since it uses as much as digits as its factorization.

31011303053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 405, while the sum is 20.

Adding to 31011303053 its reverse (35030311013), we get a palindrome (66041614066).

The spelling of 31011303053 in words is "thirty-one billion, eleven million, three hundred three thousand, fifty-three".