1045050000 has 120 divisors (see below), whose sum is σ = 3374908992. Its totient is φ = 278640000.

The previous prime is 1045049977. The next prime is 1045050001. The reversal of 1045050000 is 505401.

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is not an unprimeable number, because it can be changed into a prime (1045050001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 146517 + ... + 153483.

Almost surely, 2^1045050000 is an apocalyptic number.

1045050000 is a gapful number since it is divisible by the number (10) 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 1045050000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1687454496).

1045050000 is an abundant number, since it is smaller than the sum of its proper divisors (2329858992).

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

1045050000 is an frugal number, since it uses more digits than its factorization.

1045050000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7003 (or 6977 counting only the distinct ones).

The product of its (nonzero) digits is 100, while the sum is 15.

The square root of 1045050000 is about 32327.2331015198. The cubic root of 1045050000 is about 1014.7966460689.

Adding to 1045050000 its reverse (505401), we get a palindrome (1045555401).

The spelling of 1045050000 in words is "one billion, forty-five million, fifty thousand".