1034441021 has 2 divisors, whose sum is σ = 1034441022. Its totient is φ = 1034441020.

The previous prime is 1034441017. The next prime is 1034441059. The reversal of 1034441021 is 1201444301.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 955675396 + 78765625 = 30914^2 + 8875^2 .

It is an emirp because it is prime and its reverse (1201444301) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1034441021 - 2² = 1034441017 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1034440984 and 1034441002.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1034441081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 517220510 + 517220511.

It is an arithmetic number, because the mean of its divisors is an integer number (517220511).

Almost surely, 2^1034441021 is an apocalyptic number.

It is an amenable number.

1034441021 is a deficient number, since it is larger than the sum of its proper divisors (1).

1034441021 is an equidigital number, since it uses as much as digits as its factorization.

1034441021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 1034441021 is about 32162.7272009076. The cubic root of 1034441021 is about 1011.3510074548.

Adding to 1034441021 its reverse (1201444301), we get a palindrome (2235885322).

The spelling of 1034441021 in words is "one billion, thirty-four million, four hundred forty-one thousand, twenty-one".