1035030421 has 2 divisors, whose sum is σ = 1035030422. Its totient is φ = 1035030420.

The previous prime is 1035030419. The next prime is 1035030433. The reversal of 1035030421 is 1240305301.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 943349796 + 91680625 = 30714^2 + 9575^2 .

It is a cyclic number.

It is not a de Polignac number, because 1035030421 - 2¹ = 1035030419 is a prime.

Together with 1035030419, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1035030401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 517515210 + 517515211.

It is an arithmetic number, because the mean of its divisors is an integer number (517515211).

Almost surely, 2^1035030421 is an apocalyptic number.

It is an amenable number.

1035030421 is a deficient number, since it is larger than the sum of its proper divisors (1).

1035030421 is an equidigital number, since it uses as much as digits as its factorization.

1035030421 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 19.

The square root of 1035030421 is about 32171.8886762963. Note that the first 3 decimals coincide. The cubic root of 1035030421 is about 1011.5430522709.

Adding to 1035030421 its reverse (1240305301), we get a palindrome (2275335722).

The spelling of 1035030421 in words is "one billion, thirty-five million, thirty thousand, four hundred twenty-one".