4145265 has 24 divisors (see below), whose sum is σ = 7233408. Its totient is φ = 2196000.

The previous prime is 4145261. The next prime is 4145291. The reversal of 4145265 is 5625414.

4145265 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 4145265 - 2² = 4145261 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4145261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11112 + ... + 11478.

It is an arithmetic number, because the mean of its divisors is an integer number (301392).

Almost surely, 2^4145265 is an apocalyptic number.

4145265 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4145265 is a deficient number, since it is larger than the sum of its proper divisors (3088143).

4145265 is a wasteful number, since it uses less digits than its factorization.

4145265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 629 (or 626 counting only the distinct ones).

The product of its digits is 4800, while the sum is 27.

The square root of 4145265 is about 2035.9923870192. The cubic root of 4145265 is about 160.6389166179.

The spelling of 4145265 in words is "four million, one hundred forty-five thousand, two hundred sixty-five".