10165645 has 8 divisors (see below), whose sum is σ = 13941504. Its totient is φ = 6970704.

The previous prime is 10165637. The next prime is 10165681. The reversal of 10165645 is 54656101.

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 10165645 - 2³ = 10165637 is a prime.

It is a super-3 number, since 3×10165645³ (a number of 22 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 145189 + ... + 145258.

It is an arithmetic number, because the mean of its divisors is an integer number (1742688).

Almost surely, 2^10165645 is an apocalyptic number.

It is an amenable number.

10165645 is a deficient number, since it is larger than the sum of its proper divisors (3775859).

10165645 is an equidigital number, since it uses as much as digits as its factorization.

10165645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 290459.

The product of its (nonzero) digits is 3600, while the sum is 28.

The square root of 10165645 is about 3188.3608641432. The cubic root of 10165645 is about 216.6265316849.

The spelling of 10165645 in words is "ten million, one hundred sixty-five thousand, six hundred forty-five".