1003434325 has 6 divisors (see below), whose sum is σ = 1244258594. Its totient is φ = 802747440.

The previous prime is 1003434281. The next prime is 1003434371. The reversal of 1003434325 is 5234343001.

It can be written as a sum of positive squares in 3 ways, for example, as 18541636 + 984892689 = 4306^2 + 31383^2 .

It is not a de Polignac number, because 1003434325 - 2⁹ = 1003433813 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25), and also a Moran number because the ratio is a prime number: 40137373 = 1003434325 / (1 + 0 + 0 + 3 + 4 + 3 + 4 + 3 + 2 + 5).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1003434325.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 20068662 + ... + 20068711.

Almost surely, 2^1003434325 is an apocalyptic number.

It is an amenable number.

1003434325 is a deficient number, since it is larger than the sum of its proper divisors (240824269).

1003434325 is an equidigital number, since it uses as much as digits as its factorization.

1003434325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40137383 (or 40137378 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 1003434325 is about 31677.0315054931. The cubic root of 1003434325 is about 1001.1434669849.

Adding to 1003434325 its reverse (5234343001), we get a palindrome (6237777326).

The spelling of 1003434325 in words is "one billion, three million, four hundred thirty-four thousand, three hundred twenty-five".