1020111353 has 2 divisors, whose sum is σ = 1020111354. Its totient is φ = 1020111352.

The previous prime is 1020111347. The next prime is 1020111419. The reversal of 1020111353 is 3531110201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 974251369 + 45859984 = 31213^2 + 6772^2 .

It is a cyclic number.

It is not a de Polignac number, because 1020111353 - 2⁶ = 1020111289 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (1020111853) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 510055676 + 510055677.

It is an arithmetic number, because the mean of its divisors is an integer number (510055677).

Almost surely, 2^1020111353 is an apocalyptic number.

It is an amenable number.

1020111353 is a deficient number, since it is larger than the sum of its proper divisors (1).

1020111353 is an equidigital number, since it uses as much as digits as its factorization.

1020111353 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 90, while the sum is 17.

The square root of 1020111353 is about 31939.1820966035. The cubic root of 1020111353 is about 1006.6593390960.

Adding to 1020111353 its reverse (3531110201), we get a palindrome (4551221554).

The spelling of 1020111353 in words is "one billion, twenty million, one hundred eleven thousand, three hundred fifty-three".