1087545204 has 60 divisors (see below), whose sum is σ = 2847190500. Its totient is φ = 361988352.

The previous prime is 1087545187. The next prime is 1087545227. The reversal of 1087545204 is 4025457801.

1087545204 is a `hidden beast` number, since 1 + 0 + 87 + 54 + 520 + 4 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 439740900 + 647804304 = 20970^2 + 25452^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 266572 + ... + 270620.

It is an arithmetic number, because the mean of its divisors is an integer number (47453175).

Almost surely, 2^1087545204 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1087545204, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1423595250).

1087545204 is an abundant number, since it is smaller than the sum of its proper divisors (1759645296).

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

1087545204 is a wasteful number, since it uses less digits than its factorization.

1087545204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4894 (or 4883 counting only the distinct ones).

The product of its (nonzero) digits is 44800, while the sum is 36.

The square root of 1087545204 is about 32977.9502698394. The cubic root of 1087545204 is about 1028.3693064150.

The spelling of 1087545204 in words is "one billion, eighty-seven million, five hundred forty-five thousand, two hundred four".