1006660601 has 4 divisors (see below), whose sum is σ = 1016068752. Its totient is φ = 997252452.

The previous prime is 1006660597. The next prime is 1006660639. The reversal of 1006660601 is 1060666001.

1006660601 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1006660601 - 2² = 1006660597 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1006660691) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4703915 + ... + 4704128.

It is an arithmetic number, because the mean of its divisors is an integer number (254017188).

Almost surely, 2^1006660601 is an apocalyptic number.

It is an amenable number.

1006660601 is a deficient number, since it is larger than the sum of its proper divisors (9408151).

1006660601 is an equidigital number, since it uses as much as digits as its factorization.

1006660601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9408150.

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 1006660601 is about 31727.9151694529. The cubic root of 1006660601 is about 1002.2152892032.

The spelling of 1006660601 in words is "one billion, six million, six hundred sixty thousand, six hundred one".