1045305025 has 6 divisors (see below), whose sum is σ = 1296178262. Its totient is φ = 836244000.

The previous prime is 1045305013. The next prime is 1045305059. The reversal of 1045305025 is 5205035401.

1045305025 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 1175056 + 1044129969 = 1084^2 + 32313^2 .

It is not a de Polignac number, because 1045305025 - 2¹⁵ = 1045272257 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: 41812201 = 1045305025 / (1 + 0 + 4 + 5 + 3 + 0 + 5 + 0 + 2 + 5).

It is a Duffinian 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, 20906076 + ... + 20906125.

Almost surely, 2^1045305025 is an apocalyptic number.

It is an amenable number.

1045305025 is a deficient number, since it is larger than the sum of its proper divisors (250873237).

1045305025 is an equidigital number, since it uses as much as digits as its factorization.

1045305025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41812211 (or 41812206 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 25.

The square root of 1045305025 is about 32331.1772906586. The cubic root of 1045305025 is about 1014.8791867658.

The spelling of 1045305025 in words is "one billion, forty-five million, three hundred five thousand, twenty-five".