1003415425 has 6 divisors (see below), whose sum is σ = 1244235158. Its totient is φ = 802732320.

The previous prime is 1003415393. The next prime is 1003415453. The reversal of 1003415425 is 5245143001.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 304711936 + 698703489 = 17456^2 + 26433^2 .

It is not a de Polignac number, because 1003415425 - 2⁵ = 1003415393 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: 40136617 = 1003415425 / (1 + 0 + 0 + 3 + 4 + 1 + 5 + 4 + 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 1003415425.

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, 20068284 + ... + 20068333.

Almost surely, 2^1003415425 is an apocalyptic number.

It is an amenable number.

1003415425 is a deficient number, since it is larger than the sum of its proper divisors (240819733).

1003415425 is an equidigital number, since it uses as much as digits as its factorization.

1003415425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40136627 (or 40136622 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 1003415425 is about 31676.7331806801. The cubic root of 1003415425 is about 1001.1371813284.

Adding to 1003415425 its reverse (5245143001), we get a palindrome (6248558426).

The spelling of 1003415425 in words is "one billion, three million, four hundred fifteen thousand, four hundred twenty-five".