1045845630 has 96 divisors (see below), whose sum is σ = 2805461568. Its totient is φ = 270144000.

The previous prime is 1045845629. The next prime is 1045845637. The reversal of 1045845630 is 365485401.

It is a happy number.

1045845630 is a `hidden beast` number, since 10 + 4 + 5 + 8 + 4 + 5 + 630 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1045845637) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 556252 + ... + 558128.

It is an arithmetic number, because the mean of its divisors is an integer number (29223558).

Almost surely, 2^1045845630 is an apocalyptic number.

1045845630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1045845630, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1402730784).

1045845630 is an abundant number, since it is smaller than the sum of its proper divisors (1759615938).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1045845630 is a wasteful number, since it uses less digits than its factorization.

1045845630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2082 (or 2079 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 36.

The square root of 1045845630 is about 32339.5366386100. The cubic root of 1045845630 is about 1015.0541131252.

The spelling of 1045845630 in words is "one billion, forty-five million, eight hundred forty-five thousand, six hundred thirty".