1040041447 has 2 divisors, whose sum is σ = 1040041448. Its totient is φ = 1040041446.

The previous prime is 1040041433. The next prime is 1040041463. The reversal of 1040041447 is 7441400401.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1040041447 - 2¹⁵ = 1040008679 is a prime.

It is a super-2 number, since 2×1040041447² = 2163372422955707618, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1040047447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 520020723 + 520020724.

It is an arithmetic number, because the mean of its divisors is an integer number (520020724).

Almost surely, 2^1040041447 is an apocalyptic number.

1040041447 is a deficient number, since it is larger than the sum of its proper divisors (1).

1040041447 is an equidigital number, since it uses as much as digits as its factorization.

1040041447 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1792, while the sum is 25.

The square root of 1040041447 is about 32249.6735952474. The cubic root of 1040041447 is about 1013.1728627497.

Adding to 1040041447 its reverse (7441400401), we get a palindrome (8481441848).

The spelling of 1040041447 in words is "one billion, forty million, forty-one thousand, four hundred forty-seven".