1043513316 has 18 divisors (see below), whose sum is σ = 2637769862. Its totient is φ = 347837760.

The previous prime is 1043513311. The next prime is 1043513323. The reversal of 1043513316 is 6133153401.

It can be written as a sum of positive squares in only one way, i.e., 684031716 + 359481600 = 26154^2 + 18960^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a self number, because there is not a number n which added to its sum of digits gives 1043513316.

It is not an unprimeable number, because it can be changed into a prime (1043513311) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 14493205 + ... + 14493276.

Almost surely, 2^1043513316 is an apocalyptic number.

It is an amenable number.

1043513316 is an abundant number, since it is smaller than the sum of its proper divisors (1594256546).

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

1043513316 is a wasteful number, since it uses less digits than its factorization.

1043513316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28986491 (or 28986486 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 27.

The square root of 1043513316 is about 32303.4567190572. The cubic root of 1043513316 is about 1014.2990026579.

Adding to 1043513316 its reverse (6133153401), we get a palindrome (7176666717).

The spelling of 1043513316 in words is "one billion, forty-three million, five hundred thirteen thousand, three hundred sixteen".