1045854500 has 24 divisors (see below), whose sum is σ = 2284147320. Its totient is φ = 418341600.

The previous prime is 1045854493. The next prime is 1045854529. The reversal of 1045854500 is 54585401.

It can be written as a sum of positive squares in 4 ways, for example, as 25563136 + 1020291364 = 5056^2 + 31942^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1045355 + ... + 1046354.

It is an arithmetic number, because the mean of its divisors is an integer number (95172805).

Almost surely, 2^1045854500 is an apocalyptic number.

1045854500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1045854500 is an abundant number, since it is smaller than the sum of its proper divisors (1238292820).

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

1045854500 is a wasteful number, since it uses less digits than its factorization.

1045854500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2091728 (or 2091716 counting only the distinct ones).

The product of its (nonzero) digits is 16000, while the sum is 32.

The square root of 1045854500 is about 32339.6737769570. The cubic root of 1045854500 is about 1015.0569827344.

The spelling of 1045854500 in words is "one billion, forty-five million, eight hundred fifty-four thousand, five hundred".