1040318869 has 2 divisors, whose sum is σ = 1040318870. Its totient is φ = 1040318868.

The previous prime is 1040318843. The next prime is 1040318891. The reversal of 1040318869 is 9688130401.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1039288644 + 1030225 = 32238^2 + 1015^2 .

It is a cyclic number.

It is not a de Polignac number, because 1040318869 - 2¹⁵ = 1040286101 is a prime.

It is a super-2 number, since 2×1040318869² = 2164526698394878322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1040318269) 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 as a sum of consecutive naturals, namely, 520159434 + 520159435.

It is an arithmetic number, because the mean of its divisors is an integer number (520159435).

Almost surely, 2^1040318869 is an apocalyptic number.

It is an amenable number.

1040318869 is a deficient number, since it is larger than the sum of its proper divisors (1).

1040318869 is an equidigital number, since it uses as much as digits as its factorization.

1040318869 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 41472, while the sum is 40.

The square root of 1040318869 is about 32253.9744682729. The cubic root of 1040318869 is about 1013.2629397541.

The spelling of 1040318869 in words is "one billion, forty million, three hundred eighteen thousand, eight hundred sixty-nine".