1045317888 has 108 divisors (see below), whose sum is σ = 3052591360. Its totient is φ = 343968768.

The previous prime is 1045317883. The next prime is 1045317901. The reversal of 1045317888 is 8887135401.

It is a happy number.

1045317888 is a `hidden beast` number, since 104 + 531 + 7 + 8 + 8 + 8 = 666.

It is not an unprimeable number, because it can be changed into a prime (1045317883) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 179145 + ... + 184887.

Almost surely, 2^1045317888 is an apocalyptic number.

1045317888 is a gapful number since it is divisible by the number (18) 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 1045317888, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1526295680).

1045317888 is an abundant number, since it is smaller than the sum of its proper divisors (2007273472).

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

1045317888 is an equidigital number, since it uses as much as digits as its factorization.

1045317888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5844 (or 5827 counting only the distinct ones).

The product of its (nonzero) digits is 215040, while the sum is 45.

The square root of 1045317888 is about 32331.3762156825. The cubic root of 1045317888 is about 1014.8833496137.

The spelling of 1045317888 in words is "one billion, forty-five million, three hundred seventeen thousand, eight hundred eighty-eight".