1040543455 has 32 divisors (see below), whose sum is σ = 1537113600. Its totient is φ = 660223872.

The previous prime is 1040543443. The next prime is 1040543459. The reversal of 1040543455 is 5543450401.

It is a happy number.

It is not a de Polignac number, because 1040543455 - 2⁵ = 1040543423 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1040543459) 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 31 ways as a sum of consecutive naturals, for example, 10401 + ... + 46789.

It is an arithmetic number, because the mean of its divisors is an integer number (48034800).

Almost surely, 2^1040543455 is an apocalyptic number.

1040543455 is a deficient number, since it is larger than the sum of its proper divisors (496570145).

1040543455 is a wasteful number, since it uses less digits than its factorization.

1040543455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36463.

The product of its (nonzero) digits is 24000, while the sum is 31.

The square root of 1040543455 is about 32257.4558048213. The cubic root of 1040543455 is about 1013.3358495460.

Adding to 1040543455 its reverse (5543450401), we get a palindrome (6583993856).

The spelling of 1040543455 in words is "one billion, forty million, five hundred forty-three thousand, four hundred fifty-five".