4155065 has 8 divisors (see below), whose sum is σ = 5203008. Its totient is φ = 3179440.

The previous prime is 4155061. The next prime is 4155077. The reversal of 4155065 is 5605514.

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

It is not a de Polignac number, because 4155065 - 2² = 4155061 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4155061) 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, 17951 + ... + 18180.

It is an arithmetic number, because the mean of its divisors is an integer number (650376).

Almost surely, 2^4155065 is an apocalyptic number.

It is an amenable number.

4155065 is a deficient number, since it is larger than the sum of its proper divisors (1047943).

4155065 is a wasteful number, since it uses less digits than its factorization.

4155065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36159.

The product of its (nonzero) digits is 3000, while the sum is 26.

The square root of 4155065 is about 2038.3976550222. The cubic root of 4155065 is about 160.7654081221.

The spelling of 4155065 in words is "four million, one hundred fifty-five thousand, sixty-five".