1045899484 has 12 divisors (see below), whose sum is σ = 2091799024. Its totient is φ = 448242624.

The previous prime is 1045899467. The next prime is 1045899557. The reversal of 1045899484 is 4849985401.

1045899484 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18676749 + ... + 18676804.

Almost surely, 2^1045899484 is an apocalyptic number.

1045899484 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1045899484 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1045899484 is a wasteful number, since it uses less digits than its factorization.

1045899484 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37353564 (or 37353562 counting only the distinct ones).

The product of its (nonzero) digits is 1658880, while the sum is 52.

The square root of 1045899484 is about 32340.3692619611. The cubic root of 1045899484 is about 1015.0715356410.

The spelling of 1045899484 in words is "one billion, forty-five million, eight hundred ninety-nine thousand, four hundred eighty-four".