3045905839 has 4 divisors (see below), whose sum is σ = 3050614224. Its totient is φ = 3041197456.

The previous prime is 3045905771. The next prime is 3045905843. The reversal of 3045905839 is 9385095403.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 3045905839 - 2¹⁹ = 3045381551 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3045905339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2353222 + ... + 2354515.

It is an arithmetic number, because the mean of its divisors is an integer number (762653556).

Almost surely, 2^3045905839 is an apocalyptic number.

3045905839 is a deficient number, since it is larger than the sum of its proper divisors (4708385).

3045905839 is an equidigital number, since it uses as much as digits as its factorization.

3045905839 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4708384.

The product of its (nonzero) digits is 583200, while the sum is 46.

The square root of 3045905839 is about 55189.7258463928. The cubic root of 3045905839 is about 1449.5687721229.

The spelling of 3045905839 in words is "three billion, forty-five million, nine hundred five thousand, eight hundred thirty-nine".