3045121505 has 4 divisors (see below), whose sum is σ = 3654145812. Its totient is φ = 2436097200.

The previous prime is 3045121487. The next prime is 3045121529. The reversal of 3045121505 is 5051215403.

3045121505 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 809061136 + 2236060369 = 28444^2 + 47287^2 .

It is not a de Polignac number, because 3045121505 - 2⁶ = 3045121441 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 304512146 + ... + 304512155.

It is an arithmetic number, because the mean of its divisors is an integer number (913536453).

Almost surely, 2^3045121505 is an apocalyptic number.

It is an amenable number.

3045121505 is a deficient number, since it is larger than the sum of its proper divisors (609024307).

3045121505 is an equidigital number, since it uses as much as digits as its factorization.

3045121505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 609024306.

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

The square root of 3045121505 is about 55182.6195916794. The cubic root of 3045121505 is about 1449.4443380205. Note that the first 3 decimals are identical.

Adding to 3045121505 its reverse (5051215403), we get a palindrome (8096336908).

The spelling of 3045121505 in words is "three billion, forty-five million, one hundred twenty-one thousand, five hundred five".