1040502043 has 4 divisors (see below), whose sum is σ = 1189145200. Its totient is φ = 891858888.

The previous prime is 1040502041. The next prime is 1040502077. The reversal of 1040502043 is 3402050401.

1040502043 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1040502043 - 2¹ = 1040502041 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1040502043.

It is not an unprimeable number, because it can be changed into a prime (1040502041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 74321568 + ... + 74321581.

It is an arithmetic number, because the mean of its divisors is an integer number (297286300).

Almost surely, 2^1040502043 is an apocalyptic number.

1040502043 is a deficient number, since it is larger than the sum of its proper divisors (148643157).

1040502043 is an equidigital number, since it uses as much as digits as its factorization.

1040502043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148643156.

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 1040502043 is about 32256.8139003219. The cubic root of 1040502043 is about 1013.3224063077.

Adding to 1040502043 its reverse (3402050401), we get a palindrome (4442552444).

The spelling of 1040502043 in words is "one billion, forty million, five hundred two thousand, forty-three".