1045315530 has 144 divisors (see below), whose sum is σ = 3279013920. Its totient is φ = 238902048.

The previous prime is 1045315519. The next prime is 1045315547. The reversal of 1045315530 is 355135401.

1045315530 is a `hidden beast` number, since 104 + 5 + 3 + 1 + 553 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 1045315494 and 1045315503.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 114681 + ... + 123459.

It is an arithmetic number, because the mean of its divisors is an integer number (22770930).

Almost surely, 2^1045315530 is an apocalyptic number.

1045315530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1045315530, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1639506960).

1045315530 is an abundant number, since it is smaller than the sum of its proper divisors (2233698390).

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

1045315530 is an equidigital number, since it uses as much as digits as its factorization.

1045315530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8815 (or 8796 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 27.

The square root of 1045315530 is about 32331.3397495371. The cubic root of 1045315530 is about 1014.8825864976.

The spelling of 1045315530 in words is "one billion, forty-five million, three hundred fifteen thousand, five hundred thirty".