4065001441 has 4 divisors (see below), whose sum is σ = 4065425584. Its totient is φ = 4064577300.

The previous prime is 4065001373. The next prime is 4065001463. The reversal of 4065001441 is 1441005604.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4065001441 - 2²¹ = 4062904289 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4065001841) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 197355 + ... + 216976.

It is an arithmetic number, because the mean of its divisors is an integer number (1016356396).

Almost surely, 2^4065001441 is an apocalyptic number.

It is an amenable number.

4065001441 is a deficient number, since it is larger than the sum of its proper divisors (424143).

4065001441 is an equidigital number, since it uses as much as digits as its factorization.

4065001441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 424142.

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 4065001441 is about 63757.3638178368. The cubic root of 4065001441 is about 1595.9535040935.

The spelling of 4065001441 in words is "four billion, sixty-five million, one thousand, four hundred forty-one".