1040321111 has 2 divisors, whose sum is σ = 1040321112. Its totient is φ = 1040321110.

The previous prime is 1040321083. The next prime is 1040321143. The reversal of 1040321111 is 1111230401.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1040321111 - 2²² = 1036126807 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1040321011) by changing a digit.

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 as a sum of consecutive naturals, namely, 520160555 + 520160556.

It is an arithmetic number, because the mean of its divisors is an integer number (520160556).

Almost surely, 2^1040321111 is an apocalyptic number.

1040321111 is a deficient number, since it is larger than the sum of its proper divisors (1).

1040321111 is an equidigital number, since it uses as much as digits as its factorization.

1040321111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24, while the sum is 14.

The square root of 1040321111 is about 32254.0092236609. The cubic root of 1040321111 is about 1013.2636676507.

Adding to 1040321111 its reverse (1111230401), we get a palindrome (2151551512).

The spelling of 1040321111 in words is "one billion, forty million, three hundred twenty-one thousand, one hundred eleven".