10665159 has 4 divisors (see below), whose sum is σ = 14220216. Its totient is φ = 7110104.

The previous prime is 10665157. The next prime is 10665163. The reversal of 10665159 is 95156601.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 10665159 - 2¹ = 10665157 is a prime.

It is a super-2 number, since 2×10665159² = 227491232990562, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10665157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1777524 + ... + 1777529.

It is an arithmetic number, because the mean of its divisors is an integer number (3555054).

Almost surely, 2^10665159 is an apocalyptic number.

10665159 is a deficient number, since it is larger than the sum of its proper divisors (3555057).

10665159 is an equidigital number, since it uses as much as digits as its factorization.

10665159 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3555056.

The product of its (nonzero) digits is 8100, while the sum is 33.

The square root of 10665159 is about 3265.7555021771. The cubic root of 10665159 is about 220.1181115092.

The spelling of 10665159 in words is "ten million, six hundred sixty-five thousand, one hundred fifty-nine".