1040545000 has 80 divisors (see below), whose sum is σ = 2659773600. Its totient is φ = 378360000.

The previous prime is 1040544997. The next prime is 1040545007. The reversal of 1040545000 is 5450401.

1040545000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (1040545007) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 45541 + ... + 64459.

It is an arithmetic number, because the mean of its divisors is an integer number (33247170).

Almost surely, 2^1040545000 is an apocalyptic number.

1040545000 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 1040545000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1329886800).

1040545000 is an abundant number, since it is smaller than the sum of its proper divisors (1619228600).

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

1040545000 is a wasteful number, since it uses less digits than its factorization.

1040545000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18956 (or 18937 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 19.

The square root of 1040545000 is about 32257.4797527643. The cubic root of 1040545000 is about 1013.3363510798.

Adding to 1040545000 its reverse (5450401), we get a palindrome (1045995401).

The spelling of 1040545000 in words is "one billion, forty million, five hundred forty-five thousand".