1045155200 has 48 divisors (see below), whose sum is σ = 2581867860. Its totient is φ = 418060800.

The previous prime is 1045155187. The next prime is 1045155217. The reversal of 1045155200 is 25515401.

It is a happy number.

1045155200 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 160106 + ... + 166505.

Almost surely, 2^1045155200 is an apocalyptic number.

1045155200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1045155200 is an abundant number, since it is smaller than the sum of its proper divisors (1536712660).

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

1045155200 is an equidigital number, since it uses as much as digits as its factorization.

1045155200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 326635 (or 326618 counting only the distinct ones).

The product of its (nonzero) digits is 1000, while the sum is 23.

The square root of 1045155200 is about 32328.8601716794. The cubic root of 1045155200 is about 1014.8306964414.

The spelling of 1045155200 in words is "one billion, forty-five million, one hundred fifty-five thousand, two hundred".