1041115021 has 2 divisors, whose sum is σ = 1041115022. Its totient is φ = 1041115020.

The previous prime is 1041114983. The next prime is 1041115027. The reversal of 1041115021 is 1205111401.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 690901225 + 350213796 = 26285^2 + 18714^2 .

It is a cyclic number.

It is not a de Polignac number, because 1041115021 - 2¹⁵ = 1041082253 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1041114986 and 1041115004.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1041115027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 520557510 + 520557511.

It is an arithmetic number, because the mean of its divisors is an integer number (520557511).

Almost surely, 2^1041115021 is an apocalyptic number.

It is an amenable number.

1041115021 is a deficient number, since it is larger than the sum of its proper divisors (1).

1041115021 is an equidigital number, since it uses as much as digits as its factorization.

1041115021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40, while the sum is 16.

The square root of 1041115021 is about 32266.3140287204. The cubic root of 1041115021 is about 1013.5213559111.

Adding to 1041115021 its reverse (1205111401), we get a palindrome (2246226422).

The spelling of 1041115021 in words is "one billion, forty-one million, one hundred fifteen thousand, twenty-one".