1040040667 has 8 divisors (see below), whose sum is σ = 1058342480. Its totient is φ = 1021779360.

The previous prime is 1040040653. The next prime is 1040040689. The reversal of 1040040667 is 7660400401.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1040040667 - 2⁷ = 1040040539 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1040040697) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44209 + ... + 63517.

It is an arithmetic number, because the mean of its divisors is an integer number (132292810).

Almost surely, 2^1040040667 is an apocalyptic number.

1040040667 is a deficient number, since it is larger than the sum of its proper divisors (18301813).

1040040667 is an equidigital number, since it uses as much as digits as its factorization.

1040040667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20253.

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 1040040667 is about 32249.6615020995. The cubic root of 1040040667 is about 1013.1726094665.

The spelling of 1040040667 in words is "one billion, forty million, forty thousand, six hundred sixty-seven".