3005442145 has 4 divisors (see below), whose sum is σ = 3606530580. Its totient is φ = 2404353712.

The previous prime is 3005442103. The next prime is 3005442149. The reversal of 3005442145 is 5412445003.

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

It can be written as a sum of positive squares in 2 ways, for example, as 423989281 + 2581452864 = 20591^2 + 50808^2 .

It is a cyclic number.

It is not a de Polignac number, because 3005442145 - 2⁹ = 3005441633 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3005442149) 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, 300544210 + ... + 300544219.

It is an arithmetic number, because the mean of its divisors is an integer number (901632645).

Almost surely, 2^3005442145 is an apocalyptic number.

It is an amenable number.

3005442145 is a deficient number, since it is larger than the sum of its proper divisors (601088435).

3005442145 is an equidigital number, since it uses as much as digits as its factorization.

3005442145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 601088434.

The product of its (nonzero) digits is 9600, while the sum is 28.

The square root of 3005442145 is about 54821.9130001863. The cubic root of 3005442145 is about 1443.1211469687.

Adding to 3005442145 its reverse (5412445003), we get a palindrome (8417887148).

It can be divided in two parts, 300 and 5442145, that added together give a palindrome (5442445).

The spelling of 3005442145 in words is "three billion, five million, four hundred forty-two thousand, one hundred forty-five".