1013095121 has 2 divisors, whose sum is σ = 1013095122. Its totient is φ = 1013095120.

The previous prime is 1013095103. The next prime is 1013095207. The reversal of 1013095121 is 1215903101.

1013095121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1005587521 + 7507600 = 31711^2 + 2740^2 .

It is a cyclic number.

It is not a de Polignac number, because 1013095121 - 2¹⁰ = 1013094097 is a prime.

It is not a weakly prime, because it can be changed into another prime (1013095621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506547560 + 506547561.

It is an arithmetic number, because the mean of its divisors is an integer number (506547561).

Almost surely, 2^1013095121 is an apocalyptic number.

It is an amenable number.

1013095121 is a deficient number, since it is larger than the sum of its proper divisors (1).

1013095121 is an equidigital number, since it uses as much as digits as its factorization.

1013095121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 270, while the sum is 23.

The square root of 1013095121 is about 31829.1552039950. The cubic root of 1013095121 is about 1004.3461241737.

Adding to 1013095121 its reverse (1215903101), we get a palindrome (2228998222).

The spelling of 1013095121 in words is "one billion, thirteen million, ninety-five thousand, one hundred twenty-one".