3645433039 has 2 divisors, whose sum is σ = 3645433040. Its totient is φ = 3645433038.

The previous prime is 3645433013. The next prime is 3645433111. The reversal of 3645433039 is 9303345463.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3645433039 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3645432992 and 3645433010.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3645433009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1822716519 + 1822716520.

It is an arithmetic number, because the mean of its divisors is an integer number (1822716520).

Almost surely, 2^3645433039 is an apocalyptic number.

3645433039 is a deficient number, since it is larger than the sum of its proper divisors (1).

3645433039 is an equidigital number, since it uses as much as digits as its factorization.

3645433039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 349920, while the sum is 40.

The square root of 3645433039 is about 60377.4215994688. The cubic root of 3645433039 is about 1539.0392949680.

The spelling of 3645433039 in words is "three billion, six hundred forty-five million, four hundred thirty-three thousand, thirty-nine".