1043140416 has 56 divisors (see below), whose sum is σ = 2767974144. Its totient is φ = 346705920.

The previous prime is 1043140381. The next prime is 1043140429. The reversal of 1043140416 is 6140413401.

It is a Harshad number since it is a multiple of its sum of digits (24).

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, 60081 + ... + 75471.

Almost surely, 2^1043140416 is an apocalyptic number.

1043140416 is a gapful number since it is divisible by the number (16) 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 1043140416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1383987072).

1043140416 is an abundant number, since it is smaller than the sum of its proper divisors (1724833728).

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

1043140416 is a wasteful number, since it uses less digits than its factorization.

1043140416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15759 (or 15749 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 1043140416 is about 32297.6843751994. The cubic root of 1043140416 is about 1014.1781681798.

Adding to 1043140416 its reverse (6140413401), we get a palindrome (7183553817).

The spelling of 1043140416 in words is "one billion, forty-three million, one hundred forty thousand, four hundred sixteen".