1006166155 has 8 divisors (see below), whose sum is σ = 1207698912. Its totient is φ = 804733248.

The previous prime is 1006166143. The next prime is 1006166167. The reversal of 1006166155 is 5516616001.

It is an interprime number because it is at equal distance from previous prime (1006166143) and next prime (1006166167).

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 1006166155 - 2¹⁹ = 1005641867 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 634 + ... + 44863.

It is an arithmetic number, because the mean of its divisors is an integer number (150962364).

Almost surely, 2^1006166155 is an apocalyptic number.

1006166155 is a deficient number, since it is larger than the sum of its proper divisors (201532757).

1006166155 is an equidigital number, since it uses as much as digits as its factorization.

1006166155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49925.

The product of its (nonzero) digits is 5400, while the sum is 31.

The square root of 1006166155 is about 31720.1222412525. The cubic root of 1006166155 is about 1002.0511748053.

The spelling of 1006166155 in words is "one billion, six million, one hundred sixty-six thousand, one hundred fifty-five".