1040365056 has 40 divisors (see below), whose sum is σ = 2771601624. Its totient is φ = 346787840.

The previous prime is 1040365033. The next prime is 1040365057. The reversal of 1040365056 is 6505630401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1040365057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 337125 + ... + 340196.

Almost surely, 2^1040365056 is an apocalyptic number.

1040365056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1040365056 is an abundant number, since it is smaller than the sum of its proper divisors (1731236568).

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

1040365056 is an frugal number, since it uses more digits than its factorization.

1040365056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 677342 (or 677326 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 30.

The square root of 1040365056 is about 32254.6904496075. The cubic root of 1040365056 is about 1013.2779347985.

Adding to 1040365056 its reverse (6505630401), we get a palindrome (7545995457).

The spelling of 1040365056 in words is "one billion, forty million, three hundred sixty-five thousand, fifty-six".