1040040007 has 2 divisors, whose sum is σ = 1040040008. Its totient is φ = 1040040006.

The previous prime is 1040039981. The next prime is 1040040037. The reversal of 1040040007 is 7000400401.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1040040007 - 2¹¹ = 1040037959 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1040040037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 520020003 + 520020004.

It is an arithmetic number, because the mean of its divisors is an integer number (520020004).

Almost surely, 2^1040040007 is an apocalyptic number.

1040040007 is a deficient number, since it is larger than the sum of its proper divisors (1).

1040040007 is an equidigital number, since it uses as much as digits as its factorization.

1040040007 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 112, while the sum is 16.

The square root of 1040040007 is about 32249.6512694324. The cubic root of 1040040007 is about 1013.1723951498.

Adding to 1040040007 its reverse (7000400401), we get a palindrome (8040440408).

The spelling of 1040040007 in words is "one billion, forty million, forty thousand, seven".