1111312201253 has 2 divisors, whose sum is σ = 1111312201254. Its totient is φ = 1111312201252.

The previous prime is 1111312201213. The next prime is 1111312201261. The reversal of 1111312201253 is 3521022131111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 893038230049 + 218273971204 = 945007^2 + 467198^2 .

It is a cyclic number.

It is not a de Polignac number, because 1111312201253 - 2¹⁴ = 1111312184869 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1111312201213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555656100626 + 555656100627.

It is an arithmetic number, because the mean of its divisors is an integer number (555656100627).

Almost surely, 2^{1111312201253} is an apocalyptic number.

It is an amenable number.

1111312201253 is a deficient number, since it is larger than the sum of its proper divisors (1).

1111312201253 is an equidigital number, since it uses as much as digits as its factorization.

1111312201253 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 360, while the sum is 23.

Adding to 1111312201253 its reverse (3521022131111), we get a palindrome (4632334332364).

The spelling of 1111312201253 in words is "one trillion, one hundred eleven billion, three hundred twelve million, two hundred one thousand, two hundred fifty-three".