1030503449 has 2 divisors, whose sum is σ = 1030503450. Its totient is φ = 1030503448.

The previous prime is 1030503421. The next prime is 1030503479. The reversal of 1030503449 is 9443050301.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 971444224 + 59059225 = 31168^2 + 7685^2 .

It is a cyclic number.

It is not a de Polignac number, because 1030503449 - 2¹⁶ = 1030437913 is a prime.

It is not a weakly prime, because it can be changed into another prime (1030503479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 515251724 + 515251725.

It is an arithmetic number, because the mean of its divisors is an integer number (515251725).

Almost surely, 2^1030503449 is an apocalyptic number.

It is an amenable number.

1030503449 is a deficient number, since it is larger than the sum of its proper divisors (1).

1030503449 is an equidigital number, since it uses as much as digits as its factorization.

1030503449 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 1030503449 is about 32101.4555588995. The cubic root of 1030503449 is about 1010.0661489858.

The spelling of 1030503449 in words is "one billion, thirty million, five hundred three thousand, four hundred forty-nine".