3042434621 has 2 divisors, whose sum is σ = 3042434622. Its totient is φ = 3042434620.

The previous prime is 3042434617. The next prime is 3042434639. The reversal of 3042434621 is 1264342403.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2189210521 + 853224100 = 46789^2 + 29210^2 .

It is a cyclic number.

It is not a de Polignac number, because 3042434621 - 2² = 3042434617 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3042434671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1521217310 + 1521217311.

It is an arithmetic number, because the mean of its divisors is an integer number (1521217311).

Almost surely, 2^3042434621 is an apocalyptic number.

It is an amenable number.

3042434621 is a deficient number, since it is larger than the sum of its proper divisors (1).

3042434621 is an equidigital number, since it uses as much as digits as its factorization.

3042434621 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13824, while the sum is 29.

The square root of 3042434621 is about 55158.2688361410. The cubic root of 3042434621 is about 1449.0179034980.

The spelling of 3042434621 in words is "three billion, forty-two million, four hundred thirty-four thousand, six hundred twenty-one".