1031110243253 has 2 divisors, whose sum is σ = 1031110243254. Its totient is φ = 1031110243252.

The previous prime is 1031110243237. The next prime is 1031110243301. The reversal of 1031110243253 is 3523420111301.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 790635737329 + 240474505924 = 889177^2 + 490382^2 .

It is a cyclic number.

It is not a de Polignac number, because 1031110243253 - 2⁴ = 1031110243237 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1031110243153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 515555121626 + 515555121627.

It is an arithmetic number, because the mean of its divisors is an integer number (515555121627).

Almost surely, 2^{1031110243253} is an apocalyptic number.

It is an amenable number.

1031110243253 is a deficient number, since it is larger than the sum of its proper divisors (1).

1031110243253 is an equidigital number, since it uses as much as digits as its factorization.

1031110243253 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2160, while the sum is 26.

Adding to 1031110243253 its reverse (3523420111301), we get a palindrome (4554530354554).

The spelling of 1031110243253 in words is "one trillion, thirty-one billion, one hundred ten million, two hundred forty-three thousand, two hundred fifty-three".