1045975040 has 104 divisors (see below), whose sum is σ = 2738808288. Its totient is φ = 380272640.

The previous prime is 1045975039. The next prime is 1045975057. The reversal of 1045975040 is 405795401.

It is a congruent number.

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, 222959 + ... + 227601.

Almost surely, 2^1045975040 is an apocalyptic number.

1045975040 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 1045975040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1369404144).

1045975040 is an abundant number, since it is smaller than the sum of its proper divisors (1692833248).

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

1045975040 is an equidigital number, since it uses as much as digits as its factorization.

1045975040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4683 (or 4661 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 35.

The square root of 1045975040 is about 32341.5373784241. The cubic root of 1045975040 is about 1015.0959780466.

The spelling of 1045975040 in words is "one billion, forty-five million, nine hundred seventy-five thousand, forty".