1041343540 has 72 divisors (see below), whose sum is σ = 2282683032. Its totient is φ = 398960640.

The previous prime is 1041343489. The next prime is 1041343553. The reversal of 1041343540 is 453431401.

It can be written as a sum of positive squares in 12 ways, for example, as 7463824 + 1033879716 = 2732^2 + 32154^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1998480 + ... + 1999000.

It is an arithmetic number, because the mean of its divisors is an integer number (31703931).

Almost surely, 2^1041343540 is an apocalyptic number.

1041343540 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 1041343540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1141341516).

1041343540 is an abundant number, since it is smaller than the sum of its proper divisors (1241339492).

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

1041343540 is a wasteful number, since it uses less digits than its factorization.

1041343540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 677 (or 638 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 1041343540 is about 32269.8549733339. The cubic root of 1041343540 is about 1013.5955046005.

Adding to 1041343540 its reverse (453431401), we get a palindrome (1494774941).

The spelling of 1041343540 in words is "one billion, forty-one million, three hundred forty-three thousand, five hundred forty".