1045529856 has 324 divisors, whose sum is σ = 3647166432. Its totient is φ = 298722816.

The previous prime is 1045529843. The next prime is 1045529867. The reversal of 1045529856 is 6589255401.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

1045529856 is a `hidden beast` number, since 1 + 0 + 4 + 552 + 98 + 5 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (324).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 149361405 + ... + 149361411.

Almost surely, 2^1045529856 is an apocalyptic number.

1045529856 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1045529856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1823583216).

1045529856 is an abundant number, since it is smaller than the sum of its proper divisors (2601636576).

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

1045529856 is an frugal number, since it uses more digits than its factorization.

1045529856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66 (or 12 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 45.

The square root of 1045529856 is about 32334.6541036084. The cubic root of 1045529856 is about 1014.9519438207.

The spelling of 1045529856 in words is "one billion, forty-five million, five hundred twenty-nine thousand, eight hundred fifty-six".